100654480

素因数分解:

$2^4\times 5^1\times {\mathrm{1258181}}^1$

素因数の和:1258194

約数の個数: 20

約数和(自身を含む): 234021852

約数和(自身を除く): 133367372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1258181, 2516362, 5032724, 6290905, 10065448, 12581810, 20130896, 25163620, 50327240, 100654480]

約数ペア:

[(1, 100654480), (2, 50327240), (4, 25163620), (5, 20130896), (8, 12581810), (10, 10065448), (16, 6290905), (20, 5032724), (40, 2516362), (80, 1258181)]