870432875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12457}}^1$

素因数の和:12528

約数の個数: 32

約数和(自身を含む): 1197163968

約数和(自身を除く): 326731093

約数列:

[1, 5, 13, 25, 43, 65, 125, 215, 325, 559, 1075, 1625, 2795, 5375, 12457, 13975, 62285, 69875, 161941, 311425, 535651, 809705, 1557125, 2678255, 4048525, 6963463, 13391275, 20242625, 34817315, 66956375, 174086575, 870432875]

約数ペア:

[(1, 870432875), (5, 174086575), (13, 66956375), (25, 34817315), (43, 20242625), (65, 13391275), (125, 6963463), (215, 4048525), (325, 2678255), (559, 1557125), (1075, 809705), (1625, 535651), (2795, 311425), (5375, 161941), (12457, 69875), (13975, 62285)]