67718725

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1481}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 88208640

約数和(自身を除く): 20489915

約数列:

[1, 5, 25, 31, 59, 155, 295, 775, 1475, 1481, 1829, 7405, 9145, 37025, 45725, 45911, 87379, 229555, 436895, 1147775, 2184475, 2708749, 13543745, 67718725]

約数ペア:

[(1, 67718725), (5, 13543745), (25, 2708749), (31, 2184475), (59, 1147775), (155, 436895), (295, 229555), (775, 87379), (1475, 45911), (1481, 45725), (1829, 37025), (7405, 9145)]