220162575

素因数分解:

$3^1\times 5^2\times {\mathrm{661}}^1\times {\mathrm{4441}}^1$

素因数の和:5115

約数の個数: 24

約数和(自身を含む): 364634896

約数和(自身を除く): 144472321

約数列:

[1, 3, 5, 15, 25, 75, 661, 1983, 3305, 4441, 9915, 13323, 16525, 22205, 49575, 66615, 111025, 333075, 2935501, 8806503, 14677505, 44032515, 73387525, 220162575]

約数ペア:

[(1, 220162575), (3, 73387525), (5, 44032515), (15, 14677505), (25, 8806503), (75, 2935501), (661, 333075), (1983, 111025), (3305, 66615), (4441, 49575), (9915, 22205), (13323, 16525)]