72102610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 140470920

約数和(自身を除く): 68368310

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 289, 305, 409, 578, 610, 818, 1037, 1445, 2045, 2074, 2890, 4090, 5185, 6953, 10370, 13906, 17629, 24949, 34765, 35258, 49898, 69530, 88145, 118201, 124745, 176290, 236402, 249490, 424133, 591005, 848266, 1182010, 2120665, 4241330, 7210261, 14420522, 36051305, 72102610]

約数ペア:

[(1, 72102610), (2, 36051305), (5, 14420522), (10, 7210261), (17, 4241330), (34, 2120665), (61, 1182010), (85, 848266), (122, 591005), (170, 424133), (289, 249490), (305, 236402), (409, 176290), (578, 124745), (610, 118201), (818, 88145), (1037, 69530), (1445, 49898), (2045, 35258), (2074, 34765), (2890, 24949), (4090, 17629), (5185, 13906), (6953, 10370)]