72451790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{6361}}^1$

素因数の和:6452

約数の個数: 32

約数和(自身を含む): 140167584

約数和(自身を除く): 67715794

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 335, 670, 1139, 2278, 5695, 6361, 11390, 12722, 31805, 63610, 108137, 216274, 426187, 540685, 852374, 1081370, 2130935, 4261870, 7245179, 14490358, 36225895, 72451790]

約数ペア:

[(1, 72451790), (2, 36225895), (5, 14490358), (10, 7245179), (17, 4261870), (34, 2130935), (67, 1081370), (85, 852374), (134, 540685), (170, 426187), (335, 216274), (670, 108137), (1139, 63610), (2278, 31805), (5695, 12722), (6361, 11390)]