77148475

素因数分解:

$5^2\times {\mathrm{139}}^1\times {\mathrm{149}}^2$

素因数の和:447

約数の個数: 18

約数和(自身を含む): 97003340

約数和(自身を除く): 19854865

約数列:

[1, 5, 25, 139, 149, 695, 745, 3475, 3725, 20711, 22201, 103555, 111005, 517775, 555025, 3085939, 15429695, 77148475]

約数ペア:

[(1, 77148475), (5, 15429695), (25, 3085939), (139, 555025), (149, 517775), (695, 111005), (745, 103555), (3475, 22201), (3725, 20711)]