220812625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{160591}}^1$

素因数の和:160617

約数の個数: 16

約数和(自身を含む): 300628224

約数和(自身を除く): 79815599

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 160591, 802955, 1766501, 4014775, 8832505, 20073875, 44162525, 220812625]

約数ペア:

[(1, 220812625), (5, 44162525), (11, 20073875), (25, 8832505), (55, 4014775), (125, 1766501), (275, 802955), (1375, 160591)]