51798140

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{15889}}^1$

素因数の和:16061

約数の個数: 24

約数和(自身を含む): 109450320

約数和(自身を除く): 57652180

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 15889, 31778, 63556, 79445, 158890, 317780, 2589907, 5179814, 10359628, 12949535, 25899070, 51798140]

約数ペア:

[(1, 51798140), (2, 25899070), (4, 12949535), (5, 10359628), (10, 5179814), (20, 2589907), (163, 317780), (326, 158890), (652, 79445), (815, 63556), (1630, 31778), (3260, 15889)]