259169300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 641625600

約数和(自身を除く): 382456300

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 59, 62, 65, 100, 109, 118, 124, 130, 155, 218, 236, 260, 295, 310, 325, 403, 436, 545, 590, 620, 650, 767, 775, 806, 1090, 1180, 1300, 1417, 1475, 1534, 1550, 1612, 1829, 2015, 2180, 2725, 2834, 2950, 3068, 3100, 3379, 3658, 3835, 4030, 5450, 5668, 5900, 6431, 6758, 7085, 7316, 7670, 8060, 9145, 10075, 10900, 12862, 13516, 14170, 15340, 16895, 18290, 19175, 20150, 23777, 25724, 28340, 32155, 33790, 35425, 36580, 38350, 40300, 43927, 45725, 47554, 64310, 67580, 70850, 76700, 83603, 84475, 87854, 91450, 95108, 118885, 128620, 141700, 160775, 167206, 168950, 175708, 182900, 199361, 219635, 237770, 321550, 334412, 337900, 398722, 418015, 439270, 475540, 594425, 643100, 797444, 836030, 878540, 996805, 1098175, 1188850, 1672060, 1993610, 2090075, 2196350, 2377700, 2591693, 3987220, 4180150, 4392700, 4984025, 5183386, 8360300, 9968050, 10366772, 12958465, 19936100, 25916930, 51833860, 64792325, 129584650, 259169300]

約数ペア:

[(1, 259169300), (2, 129584650), (4, 64792325), (5, 51833860), (10, 25916930), (13, 19936100), (20, 12958465), (25, 10366772), (26, 9968050), (31, 8360300), (50, 5183386), (52, 4984025), (59, 4392700), (62, 4180150), (65, 3987220), (100, 2591693), (109, 2377700), (118, 2196350), (124, 2090075), (130, 1993610), (155, 1672060), (218, 1188850), (236, 1098175), (260, 996805), (295, 878540), (310, 836030), (325, 797444), (403, 643100), (436, 594425), (545, 475540), (590, 439270), (620, 418015), (650, 398722), (767, 337900), (775, 334412), (806, 321550), (1090, 237770), (1180, 219635), (1300, 199361), (1417, 182900), (1475, 175708), (1534, 168950), (1550, 167206), (1612, 160775), (1829, 141700), (2015, 128620), (2180, 118885), (2725, 95108), (2834, 91450), (2950, 87854), (3068, 84475), (3100, 83603), (3379, 76700), (3658, 70850), (3835, 67580), (4030, 64310), (5450, 47554), (5668, 45725), (5900, 43927), (6431, 40300), (6758, 38350), (7085, 36580), (7316, 35425), (7670, 33790), (8060, 32155), (9145, 28340), (10075, 25724), (10900, 23777), (12862, 20150), (13516, 19175), (14170, 18290), (15340, 16895)]