51665020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3217}}^1$

素因数の和:3310

約数の個数: 48

約数和(自身を含む): 120018528

約数和(自身を除く): 68353508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 3217, 4015, 6434, 8030, 12868, 16060, 16085, 32170, 35387, 64340, 70774, 141548, 176935, 234841, 353870, 469682, 707740, 939364, 1174205, 2348410, 2583251, 4696820, 5166502, 10333004, 12916255, 25832510, 51665020]

約数ペア:

[(1, 51665020), (2, 25832510), (4, 12916255), (5, 10333004), (10, 5166502), (11, 4696820), (20, 2583251), (22, 2348410), (44, 1174205), (55, 939364), (73, 707740), (110, 469682), (146, 353870), (220, 234841), (292, 176935), (365, 141548), (730, 70774), (803, 64340), (1460, 35387), (1606, 32170), (3212, 16085), (3217, 16060), (4015, 12868), (6434, 8030)]