104128040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{49117}}^1$

素因数の和:49181

約数の個数: 32

約数和(自身を含む): 238713480

約数和(自身を除く): 134585440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 49117, 98234, 196468, 245585, 392936, 491170, 982340, 1964680, 2603201, 5206402, 10412804, 13016005, 20825608, 26032010, 52064020, 104128040]

約数ペア:

[(1, 104128040), (2, 52064020), (4, 26032010), (5, 20825608), (8, 13016005), (10, 10412804), (20, 5206402), (40, 2603201), (53, 1964680), (106, 982340), (212, 491170), (265, 392936), (424, 245585), (530, 196468), (1060, 98234), (2120, 49117)]