100157480

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{11867}}^1$

素因数の和:12089

約数の個数: 32

約数和(自身を含む): 226441440

約数和(自身を除く): 126283960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 11867, 23734, 47468, 59335, 94936, 118670, 237340, 474680, 2503937, 5007874, 10015748, 12519685, 20031496, 25039370, 50078740, 100157480]

約数ペア:

[(1, 100157480), (2, 50078740), (4, 25039370), (5, 20031496), (8, 12519685), (10, 10015748), (20, 5007874), (40, 2503937), (211, 474680), (422, 237340), (844, 118670), (1055, 94936), (1688, 59335), (2110, 47468), (4220, 23734), (8440, 11867)]