31043680

素因数分解:

$2^5\times 5^1\times {\mathrm{251}}^1\times {\mathrm{773}}^1$

素因数の和:1039

約数の個数: 48

約数和(自身を含む): 73728144

約数和(自身を除く): 42684464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 251, 502, 773, 1004, 1255, 1546, 2008, 2510, 3092, 3865, 4016, 5020, 6184, 7730, 8032, 10040, 12368, 15460, 20080, 24736, 30920, 40160, 61840, 123680, 194023, 388046, 776092, 970115, 1552184, 1940230, 3104368, 3880460, 6208736, 7760920, 15521840, 31043680]

約数ペア:

[(1, 31043680), (2, 15521840), (4, 7760920), (5, 6208736), (8, 3880460), (10, 3104368), (16, 1940230), (20, 1552184), (32, 970115), (40, 776092), (80, 388046), (160, 194023), (251, 123680), (502, 61840), (773, 40160), (1004, 30920), (1255, 24736), (1546, 20080), (2008, 15460), (2510, 12368), (3092, 10040), (3865, 8032), (4016, 7730), (5020, 6184)]