118893680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{251}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 287981568

約数和(自身を除く): 169087888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 191, 248, 251, 310, 382, 496, 502, 620, 764, 955, 1004, 1240, 1255, 1528, 1910, 2008, 2480, 2510, 3056, 3820, 4016, 5020, 5921, 7640, 7781, 10040, 11842, 15280, 15562, 20080, 23684, 29605, 31124, 38905, 47368, 47941, 59210, 62248, 77810, 94736, 95882, 118420, 124496, 155620, 191764, 236840, 239705, 311240, 383528, 473680, 479410, 622480, 767056, 958820, 1486171, 1917640, 2972342, 3835280, 5944684, 7430855, 11889368, 14861710, 23778736, 29723420, 59446840, 118893680]

約数ペア:

[(1, 118893680), (2, 59446840), (4, 29723420), (5, 23778736), (8, 14861710), (10, 11889368), (16, 7430855), (20, 5944684), (31, 3835280), (40, 2972342), (62, 1917640), (80, 1486171), (124, 958820), (155, 767056), (191, 622480), (248, 479410), (251, 473680), (310, 383528), (382, 311240), (496, 239705), (502, 236840), (620, 191764), (764, 155620), (955, 124496), (1004, 118420), (1240, 95882), (1255, 94736), (1528, 77810), (1910, 62248), (2008, 59210), (2480, 47941), (2510, 47368), (3056, 38905), (3820, 31124), (4016, 29605), (5020, 23684), (5921, 20080), (7640, 15562), (7781, 15280), (10040, 11842)]