20848025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1613}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 28819584

約数和(自身を除く): 7971559

約数列:

[1, 5, 11, 25, 47, 55, 235, 275, 517, 1175, 1613, 2585, 8065, 12925, 17743, 40325, 75811, 88715, 379055, 443575, 833921, 1895275, 4169605, 20848025]

約数ペア:

[(1, 20848025), (5, 4169605), (11, 1895275), (25, 833921), (47, 443575), (55, 379055), (235, 88715), (275, 75811), (517, 40325), (1175, 17743), (1613, 12925), (2585, 8065)]