135799375

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:257

約数の個数: 40

約数和(自身を含む): 180342272

約数和(自身を除く): 44542897

約数列:

[1, 5, 25, 31, 43, 125, 155, 163, 215, 625, 775, 815, 1075, 1333, 3875, 4075, 5053, 5375, 6665, 7009, 19375, 20375, 25265, 26875, 33325, 35045, 101875, 126325, 166625, 175225, 217279, 631625, 833125, 876125, 1086395, 3158125, 4380625, 5431975, 27159875, 135799375]

約数ペア:

[(1, 135799375), (5, 27159875), (25, 5431975), (31, 4380625), (43, 3158125), (125, 1086395), (155, 876125), (163, 833125), (215, 631625), (625, 217279), (775, 175225), (815, 166625), (1075, 126325), (1333, 101875), (3875, 35045), (4075, 33325), (5053, 26875), (5375, 25265), (6665, 20375), (7009, 19375)]