51953675

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1643

約数の個数: 24

約数和(自身を含む): 68090880

約数和(自身を除く): 16137205

約数列:

[1, 5, 25, 31, 43, 155, 215, 775, 1075, 1333, 1559, 6665, 7795, 33325, 38975, 48329, 67037, 241645, 335185, 1208225, 1675925, 2078147, 10390735, 51953675]

約数ペア:

[(1, 51953675), (5, 10390735), (25, 2078147), (31, 1675925), (43, 1208225), (155, 335185), (215, 241645), (775, 67037), (1075, 48329), (1333, 38975), (1559, 33325), (6665, 7795)]