31245090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 78350976

約数和(自身を除く): 47105886

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 53, 86, 106, 129, 159, 215, 258, 265, 318, 430, 457, 530, 645, 795, 914, 1290, 1371, 1590, 2279, 2285, 2742, 4558, 4570, 6837, 6855, 11395, 13674, 13710, 19651, 22790, 24221, 34185, 39302, 48442, 58953, 68370, 72663, 98255, 117906, 121105, 145326, 196510, 242210, 294765, 363315, 589530, 726630, 1041503, 2083006, 3124509, 5207515, 6249018, 10415030, 15622545, 31245090]

約数ペア:

[(1, 31245090), (2, 15622545), (3, 10415030), (5, 6249018), (6, 5207515), (10, 3124509), (15, 2083006), (30, 1041503), (43, 726630), (53, 589530), (86, 363315), (106, 294765), (129, 242210), (159, 196510), (215, 145326), (258, 121105), (265, 117906), (318, 98255), (430, 72663), (457, 68370), (530, 58953), (645, 48442), (795, 39302), (914, 34185), (1290, 24221), (1371, 22790), (1590, 19651), (2279, 13710), (2285, 13674), (2742, 11395), (4558, 6855), (4570, 6837)]