78323225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{911}}^1$

素因数の和:1121

約数の個数: 24

約数和(自身を含む): 102910080

約数和(自身を除く): 24586855

約数列:

[1, 5, 19, 25, 95, 181, 475, 905, 911, 3439, 4525, 4555, 17195, 17309, 22775, 85975, 86545, 164891, 432725, 824455, 3132929, 4122275, 15664645, 78323225]

約数ペア:

[(1, 78323225), (5, 15664645), (19, 4122275), (25, 3132929), (95, 824455), (181, 432725), (475, 164891), (905, 86545), (911, 85975), (3439, 22775), (4525, 17309), (4555, 17195)]