68862725

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 87676680

約数和(自身を除く): 18813955

約数列:

[1, 5, 25, 73, 97, 365, 389, 485, 1825, 1945, 2425, 7081, 9725, 28397, 35405, 37733, 141985, 177025, 188665, 709925, 943325, 2754509, 13772545, 68862725]

約数ペア:

[(1, 68862725), (5, 13772545), (25, 2754509), (73, 943325), (97, 709925), (365, 188665), (389, 177025), (485, 141985), (1825, 37733), (1945, 35405), (2425, 28397), (7081, 9725)]