12730450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{881}}^1$

素因数の和:927

約数の個数: 36

約数和(自身を含む): 25181982

約数和(自身を除く): 12451532

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 289, 425, 578, 850, 881, 1445, 1762, 2890, 4405, 7225, 8810, 14450, 14977, 22025, 29954, 44050, 74885, 149770, 254609, 374425, 509218, 748850, 1273045, 2546090, 6365225, 12730450]

約数ペア:

[(1, 12730450), (2, 6365225), (5, 2546090), (10, 1273045), (17, 748850), (25, 509218), (34, 374425), (50, 254609), (85, 149770), (170, 74885), (289, 44050), (425, 29954), (578, 22025), (850, 14977), (881, 14450), (1445, 8810), (1762, 7225), (2890, 4405)]