490339975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{3541}}^1$

素因数の和:3771

約数の個数: 24

約数和(自身を含む): 632459520

約数和(自身を除く): 142119545

約数列:

[1, 5, 25, 29, 145, 191, 725, 955, 3541, 4775, 5539, 17705, 27695, 88525, 102689, 138475, 513445, 676331, 2567225, 3381655, 16908275, 19613599, 98067995, 490339975]

約数ペア:

[(1, 490339975), (5, 98067995), (25, 19613599), (29, 16908275), (145, 3381655), (191, 2567225), (725, 676331), (955, 513445), (3541, 138475), (4775, 102689), (5539, 88525), (17705, 27695)]