82876640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2$

素因数の和:102

約数の個数: 216

約数和(自身を含む): 256742136

約数和(自身を除く): 173865496

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 49, 55, 56, 62, 70, 77, 80, 88, 98, 110, 112, 124, 140, 154, 155, 160, 176, 196, 217, 220, 224, 245, 248, 280, 308, 310, 341, 352, 385, 392, 434, 440, 490, 496, 539, 560, 616, 620, 682, 770, 784, 868, 880, 961, 980, 992, 1078, 1085, 1120, 1232, 1240, 1364, 1519, 1540, 1568, 1705, 1736, 1760, 1922, 1960, 2156, 2170, 2387, 2464, 2480, 2695, 2728, 3038, 3080, 3410, 3472, 3844, 3920, 4312, 4340, 4774, 4805, 4960, 5390, 5456, 6076, 6160, 6727, 6820, 6944, 7595, 7688, 7840, 8624, 8680, 9548, 9610, 10571, 10780, 10912, 11935, 12152, 12320, 13454, 13640, 15190, 15376, 16709, 17248, 17360, 19096, 19220, 21142, 21560, 23870, 24304, 26908, 27280, 30380, 30752, 33418, 33635, 34720, 38192, 38440, 42284, 43120, 47089, 47740, 48608, 52855, 53816, 54560, 60760, 66836, 67270, 73997, 76384, 76880, 83545, 84568, 86240, 94178, 95480, 105710, 107632, 121520, 133672, 134540, 147994, 153760, 167090, 169136, 188356, 190960, 211420, 215264, 235445, 243040, 267344, 269080, 295988, 334180, 338272, 369985, 376712, 381920, 422840, 470890, 517979, 534688, 538160, 591976, 668360, 739970, 753424, 845680, 941780, 1035958, 1076320, 1183952, 1336720, 1479940, 1506848, 1691360, 1883560, 2071916, 2367904, 2589895, 2673440, 2959880, 3767120, 4143832, 5179790, 5919760, 7534240, 8287664, 10359580, 11839520, 16575328, 20719160, 41438320, 82876640]

約数ペア:

[(1, 82876640), (2, 41438320), (4, 20719160), (5, 16575328), (7, 11839520), (8, 10359580), (10, 8287664), (11, 7534240), (14, 5919760), (16, 5179790), (20, 4143832), (22, 3767120), (28, 2959880), (31, 2673440), (32, 2589895), (35, 2367904), (40, 2071916), (44, 1883560), (49, 1691360), (55, 1506848), (56, 1479940), (62, 1336720), (70, 1183952), (77, 1076320), (80, 1035958), (88, 941780), (98, 845680), (110, 753424), (112, 739970), (124, 668360), (140, 591976), (154, 538160), (155, 534688), (160, 517979), (176, 470890), (196, 422840), (217, 381920), (220, 376712), (224, 369985), (245, 338272), (248, 334180), (280, 295988), (308, 269080), (310, 267344), (341, 243040), (352, 235445), (385, 215264), (392, 211420), (434, 190960), (440, 188356), (490, 169136), (496, 167090), (539, 153760), (560, 147994), (616, 134540), (620, 133672), (682, 121520), (770, 107632), (784, 105710), (868, 95480), (880, 94178), (961, 86240), (980, 84568), (992, 83545), (1078, 76880), (1085, 76384), (1120, 73997), (1232, 67270), (1240, 66836), (1364, 60760), (1519, 54560), (1540, 53816), (1568, 52855), (1705, 48608), (1736, 47740), (1760, 47089), (1922, 43120), (1960, 42284), (2156, 38440), (2170, 38192), (2387, 34720), (2464, 33635), (2480, 33418), (2695, 30752), (2728, 30380), (3038, 27280), (3080, 26908), (3410, 24304), (3472, 23870), (3844, 21560), (3920, 21142), (4312, 19220), (4340, 19096), (4774, 17360), (4805, 17248), (4960, 16709), (5390, 15376), (5456, 15190), (6076, 13640), (6160, 13454), (6727, 12320), (6820, 12152), (6944, 11935), (7595, 10912), (7688, 10780), (7840, 10571), (8624, 9610), (8680, 9548)]