70908680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43237}}^1$

素因数の和:43289

約数の個数: 32

約数和(自身を含む): 163439640

約数和(自身を除く): 92530960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 43237, 86474, 172948, 216185, 345896, 432370, 864740, 1729480, 1772717, 3545434, 7090868, 8863585, 14181736, 17727170, 35454340, 70908680]

約数ペア:

[(1, 70908680), (2, 35454340), (4, 17727170), (5, 14181736), (8, 8863585), (10, 7090868), (20, 3545434), (40, 1772717), (41, 1729480), (82, 864740), (164, 432370), (205, 345896), (328, 216185), (410, 172948), (820, 86474), (1640, 43237)]