90525925

素因数分解:

$5^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1303}}^1$

素因数の和:1717

約数の個数: 24

約数和(自身を含む): 128710016

約数和(自身を除く): 38184091

約数列:

[1, 5, 7, 25, 35, 175, 397, 1303, 1985, 2779, 6515, 9121, 9925, 13895, 32575, 45605, 69475, 228025, 517291, 2586455, 3621037, 12932275, 18105185, 90525925]

約数ペア:

[(1, 90525925), (5, 18105185), (7, 12932275), (25, 3621037), (35, 2586455), (175, 517291), (397, 228025), (1303, 69475), (1985, 45605), (2779, 32575), (6515, 13895), (9121, 9925)]