64353025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{971}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 87503328

約数和(自身を除く): 23150303

約数列:

[1, 5, 11, 25, 55, 241, 275, 971, 1205, 2651, 4855, 6025, 10681, 13255, 24275, 53405, 66275, 234011, 267025, 1170055, 2574121, 5850275, 12870605, 64353025]

約数ペア:

[(1, 64353025), (5, 12870605), (11, 5850275), (25, 2574121), (55, 1170055), (241, 267025), (275, 234011), (971, 66275), (1205, 53405), (2651, 24275), (4855, 13255), (6025, 10681)]