49804820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{859}}^1$

素因数の和:1104

約数の個数: 48

約数和(自身を含む): 113272320

約数和(自身を除く): 63467500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 223, 260, 446, 859, 892, 1115, 1718, 2230, 2899, 3436, 4295, 4460, 5798, 8590, 11167, 11596, 14495, 17180, 22334, 28990, 44668, 55835, 57980, 111670, 191557, 223340, 383114, 766228, 957785, 1915570, 2490241, 3831140, 4980482, 9960964, 12451205, 24902410, 49804820]

約数ペア:

[(1, 49804820), (2, 24902410), (4, 12451205), (5, 9960964), (10, 4980482), (13, 3831140), (20, 2490241), (26, 1915570), (52, 957785), (65, 766228), (130, 383114), (223, 223340), (260, 191557), (446, 111670), (859, 57980), (892, 55835), (1115, 44668), (1718, 28990), (2230, 22334), (2899, 17180), (3436, 14495), (4295, 11596), (4460, 11167), (5798, 8590)]