100108520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{47221}}^1$

素因数の和:47285

約数の個数: 32

約数和(自身を含む): 229498920

約数和(自身を除く): 129390400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 47221, 94442, 188884, 236105, 377768, 472210, 944420, 1888840, 2502713, 5005426, 10010852, 12513565, 20021704, 25027130, 50054260, 100108520]

約数ペア:

[(1, 100108520), (2, 50054260), (4, 25027130), (5, 20021704), (8, 12513565), (10, 10010852), (20, 5005426), (40, 2502713), (53, 1888840), (106, 944420), (212, 472210), (265, 377768), (424, 236105), (530, 188884), (1060, 94442), (2120, 47221)]