61578100

素因数分解:

$2^2\times 5^2\times {\mathrm{229}}^1\times {\mathrm{2689}}^1$

素因数の和:2932

約数の個数: 36

約数和(自身を含む): 134257900

約数和(自身を除く): 72679800

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 229, 458, 916, 1145, 2290, 2689, 4580, 5378, 5725, 10756, 11450, 13445, 22900, 26890, 53780, 67225, 134450, 268900, 615781, 1231562, 2463124, 3078905, 6157810, 12315620, 15394525, 30789050, 61578100]

約数ペア:

[(1, 61578100), (2, 30789050), (4, 15394525), (5, 12315620), (10, 6157810), (20, 3078905), (25, 2463124), (50, 1231562), (100, 615781), (229, 268900), (458, 134450), (916, 67225), (1145, 53780), (2290, 26890), (2689, 22900), (4580, 13445), (5378, 11450), (5725, 10756)]