25490725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1913}}^1$

素因数の和:1977

約数の個数: 24

約数和(自身を含む): 34888392

約数和(自身を除く): 9397667

約数列:

[1, 5, 13, 25, 41, 65, 205, 325, 533, 1025, 1913, 2665, 9565, 13325, 24869, 47825, 78433, 124345, 392165, 621725, 1019629, 1960825, 5098145, 25490725]

約数ペア:

[(1, 25490725), (5, 5098145), (13, 1960825), (25, 1019629), (41, 621725), (65, 392165), (205, 124345), (325, 78433), (533, 47825), (1025, 24869), (1913, 13325), (2665, 9565)]