61504025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1609}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 83848800

約数和(自身を除く): 22344775

約数列:

[1, 5, 11, 25, 55, 139, 275, 695, 1529, 1609, 3475, 7645, 8045, 17699, 38225, 40225, 88495, 223651, 442475, 1118255, 2460161, 5591275, 12300805, 61504025]

約数ペア:

[(1, 61504025), (5, 12300805), (11, 5591275), (25, 2460161), (55, 1118255), (139, 442475), (275, 223651), (695, 88495), (1529, 40225), (1609, 38225), (3475, 17699), (7645, 8045)]