4163725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 5577768

約数和(自身を除く): 1414043

約数列:

[1, 5, 17, 25, 85, 97, 101, 425, 485, 505, 1649, 1717, 2425, 2525, 8245, 8585, 9797, 41225, 42925, 48985, 166549, 244925, 832745, 4163725]

約数ペア:

[(1, 4163725), (5, 832745), (17, 244925), (25, 166549), (85, 48985), (97, 42925), (101, 41225), (425, 9797), (485, 8585), (505, 8245), (1649, 2525), (1717, 2425)]