55531025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1787}}^1$

素因数の和:1921

約数の個数: 24

約数和(自身を含む): 75825504

約数和(自身を除く): 20294479

約数列:

[1, 5, 11, 25, 55, 113, 275, 565, 1243, 1787, 2825, 6215, 8935, 19657, 31075, 44675, 98285, 201931, 491425, 1009655, 2221241, 5048275, 11106205, 55531025]

約数ペア:

[(1, 55531025), (5, 11106205), (11, 5048275), (25, 2221241), (55, 1009655), (113, 491425), (275, 201931), (565, 98285), (1243, 44675), (1787, 31075), (2825, 19657), (6215, 8935)]