2017491025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{23143}}^1$

素因数の和:23481

約数の個数: 24

約数和(自身を含む): 2737842624

約数和(自身を除く): 720351599

約数列:

[1, 5, 11, 25, 55, 275, 317, 1585, 3487, 7925, 17435, 23143, 87175, 115715, 254573, 578575, 1272865, 6364325, 7336331, 36681655, 80699641, 183408275, 403498205, 2017491025]

約数ペア:

[(1, 2017491025), (5, 403498205), (11, 183408275), (25, 80699641), (55, 36681655), (275, 7336331), (317, 6364325), (1585, 1272865), (3487, 578575), (7925, 254573), (17435, 115715), (23143, 87175)]