81469773200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{20341}}^1$

素因数の和:20426

約数の個数: 240

約数和(自身を含む): 225200586240

約数和(自身を除く): 143730813040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 31, 34, 38, 40, 50, 62, 68, 76, 80, 85, 95, 100, 124, 136, 152, 155, 170, 190, 200, 248, 272, 304, 310, 323, 340, 380, 400, 425, 475, 496, 527, 589, 620, 646, 680, 760, 775, 850, 950, 1054, 1178, 1240, 1292, 1360, 1520, 1550, 1615, 1700, 1900, 2108, 2356, 2480, 2584, 2635, 2945, 3100, 3230, 3400, 3800, 4216, 4712, 5168, 5270, 5890, 6200, 6460, 6800, 7600, 8075, 8432, 9424, 10013, 10540, 11780, 12400, 12920, 13175, 14725, 16150, 20026, 20341, 21080, 23560, 25840, 26350, 29450, 32300, 40052, 40682, 42160, 47120, 50065, 52700, 58900, 64600, 80104, 81364, 100130, 101705, 105400, 117800, 129200, 160208, 162728, 200260, 203410, 210800, 235600, 250325, 325456, 345797, 386479, 400520, 406820, 500650, 508525, 630571, 691594, 772958, 801040, 813640, 1001300, 1017050, 1261142, 1383188, 1545916, 1627280, 1728985, 1932395, 2002600, 2034100, 2522284, 2766376, 3091832, 3152855, 3457970, 3864790, 4005200, 4068200, 5044568, 5532752, 6183664, 6305710, 6570143, 6915940, 7729580, 8136400, 8644925, 9661975, 10089136, 10719707, 11980849, 12611420, 13140286, 13831880, 15459160, 15764275, 17289850, 19323950, 21439414, 23961698, 25222840, 26280572, 27663760, 30918320, 31528550, 32850715, 34579700, 38647900, 42878828, 47923396, 50445680, 52561144, 53598535, 59904245, 63057100, 65701430, 69159400, 77295800, 85757656, 95846792, 105122288, 107197070, 119808490, 126114200, 131402860, 138318800, 154591600, 164253575, 171515312, 191693584, 203674433, 214394140, 239616980, 252228400, 262805720, 267992675, 299521225, 328507150, 407348866, 428788280, 479233960, 525611440, 535985350, 599042450, 657014300, 814697732, 857576560, 958467920, 1018372165, 1071970700, 1198084900, 1314028600, 1629395464, 2036744330, 2143941400, 2396169800, 2628057200, 3258790928, 4073488660, 4287882800, 4792339600, 5091860825, 8146977320, 10183721650, 16293954640, 20367443300, 40734886600, 81469773200]

約数ペア:

[(1, 81469773200), (2, 40734886600), (4, 20367443300), (5, 16293954640), (8, 10183721650), (10, 8146977320), (16, 5091860825), (17, 4792339600), (19, 4287882800), (20, 4073488660), (25, 3258790928), (31, 2628057200), (34, 2396169800), (38, 2143941400), (40, 2036744330), (50, 1629395464), (62, 1314028600), (68, 1198084900), (76, 1071970700), (80, 1018372165), (85, 958467920), (95, 857576560), (100, 814697732), (124, 657014300), (136, 599042450), (152, 535985350), (155, 525611440), (170, 479233960), (190, 428788280), (200, 407348866), (248, 328507150), (272, 299521225), (304, 267992675), (310, 262805720), (323, 252228400), (340, 239616980), (380, 214394140), (400, 203674433), (425, 191693584), (475, 171515312), (496, 164253575), (527, 154591600), (589, 138318800), (620, 131402860), (646, 126114200), (680, 119808490), (760, 107197070), (775, 105122288), (850, 95846792), (950, 85757656), (1054, 77295800), (1178, 69159400), (1240, 65701430), (1292, 63057100), (1360, 59904245), (1520, 53598535), (1550, 52561144), (1615, 50445680), (1700, 47923396), (1900, 42878828), (2108, 38647900), (2356, 34579700), (2480, 32850715), (2584, 31528550), (2635, 30918320), (2945, 27663760), (3100, 26280572), (3230, 25222840), (3400, 23961698), (3800, 21439414), (4216, 19323950), (4712, 17289850), (5168, 15764275), (5270, 15459160), (5890, 13831880), (6200, 13140286), (6460, 12611420), (6800, 11980849), (7600, 10719707), (8075, 10089136), (8432, 9661975), (9424, 8644925), (10013, 8136400), (10540, 7729580), (11780, 6915940), (12400, 6570143), (12920, 6305710), (13175, 6183664), (14725, 5532752), (16150, 5044568), (20026, 4068200), (20341, 4005200), (21080, 3864790), (23560, 3457970), (25840, 3152855), (26350, 3091832), (29450, 2766376), (32300, 2522284), (40052, 2034100), (40682, 2002600), (42160, 1932395), (47120, 1728985), (50065, 1627280), (52700, 1545916), (58900, 1383188), (64600, 1261142), (80104, 1017050), (81364, 1001300), (100130, 813640), (101705, 801040), (105400, 772958), (117800, 691594), (129200, 630571), (160208, 508525), (162728, 500650), (200260, 406820), (203410, 400520), (210800, 386479), (235600, 345797), (250325, 325456)]