51148180

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 111104784

約数和(自身を除く): 59956604

約数列:

[1, 2, 4, 5, 10, 20, 53, 73, 106, 146, 212, 265, 292, 365, 530, 661, 730, 1060, 1322, 1460, 2644, 3305, 3869, 6610, 7738, 13220, 15476, 19345, 35033, 38690, 48253, 70066, 77380, 96506, 140132, 175165, 193012, 241265, 350330, 482530, 700660, 965060, 2557409, 5114818, 10229636, 12787045, 25574090, 51148180]

約数ペア:

[(1, 51148180), (2, 25574090), (4, 12787045), (5, 10229636), (10, 5114818), (20, 2557409), (53, 965060), (73, 700660), (106, 482530), (146, 350330), (212, 241265), (265, 193012), (292, 175165), (365, 140132), (530, 96506), (661, 77380), (730, 70066), (1060, 48253), (1322, 38690), (1460, 35033), (2644, 19345), (3305, 15476), (3869, 13220), (6610, 7738)]