61571425

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1499}}^1$

素因数の和:1593

約数の個数: 24

約数和(自身を含む): 80352000

約数和(自身を除く): 18780575

約数列:

[1, 5, 25, 31, 53, 155, 265, 775, 1325, 1499, 1643, 7495, 8215, 37475, 41075, 46469, 79447, 232345, 397235, 1161725, 1986175, 2462857, 12314285, 61571425]

約数ペア:

[(1, 61571425), (5, 12314285), (25, 2462857), (31, 1986175), (53, 1161725), (155, 397235), (265, 232345), (775, 79447), (1325, 46469), (1499, 41075), (1643, 37475), (7495, 8215)]