64875025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2239}}^1$

素因数の和:2329

約数の個数: 24

約数和(自身を含む): 86105600

約数和(自身を除く): 21230575

約数列:

[1, 5, 19, 25, 61, 95, 305, 475, 1159, 1525, 2239, 5795, 11195, 28975, 42541, 55975, 136579, 212705, 682895, 1063525, 2595001, 3414475, 12975005, 64875025]

約数ペア:

[(1, 64875025), (5, 12975005), (19, 3414475), (25, 2595001), (61, 1063525), (95, 682895), (305, 212705), (475, 136579), (1159, 55975), (1525, 42541), (2239, 28975), (5795, 11195)]