68125100

素因数分解:

$2^2\times 5^2\times {\mathrm{681251}}^1$

素因数の和:681265

約数の個数: 18

約数和(自身を含む): 147831684

約数和(自身を除く): 79706584

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 681251, 1362502, 2725004, 3406255, 6812510, 13625020, 17031275, 34062550, 68125100]

約数ペア:

[(1, 68125100), (2, 34062550), (4, 17031275), (5, 13625020), (10, 6812510), (20, 3406255), (25, 2725004), (50, 1362502), (100, 681251)]