78987842025

素因数分解:

$3^1\times 5^2\times {\mathrm{4001}}^1\times {\mathrm{263227}}^1$

素因数の和:267241

約数の個数: 24

約数和(自身を含む): 130626368544

約数和(自身を除く): 51638526519

約数列:

[1, 3, 5, 15, 25, 75, 4001, 12003, 20005, 60015, 100025, 263227, 300075, 789681, 1316135, 3948405, 6580675, 19742025, 1053171227, 3159513681, 5265856135, 15797568405, 26329280675, 78987842025]

約数ペア:

[(1, 78987842025), (3, 26329280675), (5, 15797568405), (15, 5265856135), (25, 3159513681), (75, 1053171227), (4001, 19742025), (12003, 6580675), (20005, 3948405), (60015, 1316135), (100025, 789681), (263227, 300075)]