68290075

素因数分解:

$5^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:652

約数の個数: 36

約数和(自身を含む): 99616392

約数和(自身を除く): 31326317

約数列:

[1, 5, 7, 25, 35, 49, 107, 175, 245, 521, 535, 749, 1225, 2605, 2675, 3647, 3745, 5243, 13025, 18235, 18725, 25529, 26215, 55747, 91175, 127645, 131075, 278735, 390229, 638225, 1393675, 1951145, 2731603, 9755725, 13658015, 68290075]

約数ペア:

[(1, 68290075), (5, 13658015), (7, 9755725), (25, 2731603), (35, 1951145), (49, 1393675), (107, 638225), (175, 390229), (245, 278735), (521, 131075), (535, 127645), (749, 91175), (1225, 55747), (2605, 26215), (2675, 25529), (3647, 18725), (3745, 18235), (5243, 13025)]