4129775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 5614224

約数和(自身を除く): 1484449

約数列:

[1, 5, 13, 25, 65, 97, 131, 325, 485, 655, 1261, 1703, 2425, 3275, 6305, 8515, 12707, 31525, 42575, 63535, 165191, 317675, 825955, 4129775]

約数ペア:

[(1, 4129775), (5, 825955), (13, 317675), (25, 165191), (65, 63535), (97, 42575), (131, 31525), (325, 12707), (485, 8515), (655, 6305), (1261, 3275), (1703, 2425)]