78808460

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{34871}}^1$

素因数の和:34993

約数の個数: 24

約数和(自身を含む): 166967136

約数和(自身を除く): 88158676

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 34871, 69742, 139484, 174355, 348710, 697420, 3940423, 7880846, 15761692, 19702115, 39404230, 78808460]

約数ペア:

[(1, 78808460), (2, 39404230), (4, 19702115), (5, 15761692), (10, 7880846), (20, 3940423), (113, 697420), (226, 348710), (452, 174355), (565, 139484), (1130, 69742), (2260, 34871)]