81125650

素因数分解:

$2^1\times 5^2\times {\mathrm{1103}}^1\times {\mathrm{1471}}^1$

素因数の和:2586

約数の個数: 24

約数和(自身を含む): 151133184

約数和(自身を除く): 70007534

約数列:

[1, 2, 5, 10, 25, 50, 1103, 1471, 2206, 2942, 5515, 7355, 11030, 14710, 27575, 36775, 55150, 73550, 1622513, 3245026, 8112565, 16225130, 40562825, 81125650]

約数ペア:

[(1, 81125650), (2, 40562825), (5, 16225130), (10, 8112565), (25, 3245026), (50, 1622513), (1103, 73550), (1471, 55150), (2206, 36775), (2942, 27575), (5515, 14710), (7355, 11030)]