68756025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 123853184

約数和(自身を除く): 55097159

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 97, 195, 291, 325, 485, 727, 975, 1261, 1455, 2181, 2425, 3635, 3783, 6305, 7275, 9451, 10905, 18175, 18915, 28353, 31525, 47255, 54525, 70519, 94575, 141765, 211557, 236275, 352595, 708825, 916747, 1057785, 1762975, 2750241, 4583735, 5288925, 13751205, 22918675, 68756025]

約数ペア:

[(1, 68756025), (3, 22918675), (5, 13751205), (13, 5288925), (15, 4583735), (25, 2750241), (39, 1762975), (65, 1057785), (75, 916747), (97, 708825), (195, 352595), (291, 236275), (325, 211557), (485, 141765), (727, 94575), (975, 70519), (1261, 54525), (1455, 47255), (2181, 31525), (2425, 28353), (3635, 18915), (3783, 18175), (6305, 10905), (7275, 9451)]