90512015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71551}}^1$

素因数の和:71590

約数の個数: 16

約数和(自身を含む): 123641856

約数和(自身を除く): 33129841

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 71551, 357755, 787061, 1645673, 3935305, 8228365, 18102403, 90512015]

約数ペア:

[(1, 90512015), (5, 18102403), (11, 8228365), (23, 3935305), (55, 1645673), (115, 787061), (253, 357755), (1265, 71551)]