67709725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{509}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 89358120

約数和(自身を除く): 21648395

約数列:

[1, 5, 17, 25, 85, 313, 425, 509, 1565, 2545, 5321, 7825, 8653, 12725, 26605, 43265, 133025, 159317, 216325, 796585, 2708389, 3982925, 13541945, 67709725]

約数ペア:

[(1, 67709725), (5, 13541945), (17, 3982925), (25, 2708389), (85, 796585), (313, 216325), (425, 159317), (509, 133025), (1565, 43265), (2545, 26605), (5321, 12725), (7825, 8653)]