165970610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{17489}}^1$

素因数の和:17582

約数の個数: 32

約数和(自身を含む): 326153520

約数和(自身を除く): 160182910

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 9490, 17489, 34978, 87445, 174890, 227357, 454714, 1136785, 1276697, 2273570, 2553394, 6383485, 12766970, 16597061, 33194122, 82985305, 165970610]

約数ペア:

[(1, 165970610), (2, 82985305), (5, 33194122), (10, 16597061), (13, 12766970), (26, 6383485), (65, 2553394), (73, 2273570), (130, 1276697), (146, 1136785), (365, 454714), (730, 227357), (949, 174890), (1898, 87445), (4745, 34978), (9490, 17489)]