71772725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1741}}^1$

素因数の和:1865

約数の個数: 24

約数和(自身を含む): 95259528

約数和(自身を除く): 23486803

約数列:

[1, 5, 17, 25, 85, 97, 425, 485, 1649, 1741, 2425, 8245, 8705, 29597, 41225, 43525, 147985, 168877, 739925, 844385, 2870909, 4221925, 14354545, 71772725]

約数ペア:

[(1, 71772725), (5, 14354545), (17, 4221925), (25, 2870909), (85, 844385), (97, 739925), (425, 168877), (485, 147985), (1649, 43525), (1741, 41225), (2425, 29597), (8245, 8705)]