28461550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43787}}^1$

素因数の和:43812

約数の個数: 24

約数和(自身を含む): 57011976

約数和(自身を除く): 28550426

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 43787, 87574, 218935, 437870, 569231, 1094675, 1138462, 2189350, 2846155, 5692310, 14230775, 28461550]

約数ペア:

[(1, 28461550), (2, 14230775), (5, 5692310), (10, 2846155), (13, 2189350), (25, 1138462), (26, 1094675), (50, 569231), (65, 437870), (130, 218935), (325, 87574), (650, 43787)]