99705040

素因数分解:

$2^4\times 5^1\times {\mathrm{1246313}}^1$

素因数の和:1246326

約数の個数: 20

約数和(自身を含む): 231814404

約数和(自身を除く): 132109364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1246313, 2492626, 4985252, 6231565, 9970504, 12463130, 19941008, 24926260, 49852520, 99705040]

約数ペア:

[(1, 99705040), (2, 49852520), (4, 24926260), (5, 19941008), (8, 12463130), (10, 9970504), (16, 6231565), (20, 4985252), (40, 2492626), (80, 1246313)]