212260610

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1\times {\mathrm{521}}^1$

素因数の和:970

約数の個数: 32

約数和(自身を含む): 386964864

約数和(自身を除く): 174704254

約数列:

[1, 2, 5, 10, 131, 262, 311, 521, 622, 655, 1042, 1310, 1555, 2605, 3110, 5210, 40741, 68251, 81482, 136502, 162031, 203705, 324062, 341255, 407410, 682510, 810155, 1620310, 21226061, 42452122, 106130305, 212260610]

約数ペア:

[(1, 212260610), (2, 106130305), (5, 42452122), (10, 21226061), (131, 1620310), (262, 810155), (311, 682510), (521, 407410), (622, 341255), (655, 324062), (1042, 203705), (1310, 162031), (1555, 136502), (2605, 81482), (3110, 68251), (5210, 40741)]