1640977525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{52807}}^1$

素因数の和:52941

約数の個数: 24

約数和(自身を含む): 2239481664

約数和(自身を除く): 598504139

約数列:

[1, 5, 11, 25, 55, 113, 275, 565, 1243, 2825, 6215, 31075, 52807, 264035, 580877, 1320175, 2904385, 5967191, 14521925, 29835955, 65639101, 149179775, 328195505, 1640977525]

約数ペア:

[(1, 1640977525), (5, 328195505), (11, 149179775), (25, 65639101), (55, 29835955), (113, 14521925), (275, 5967191), (565, 2904385), (1243, 1320175), (2825, 580877), (6215, 264035), (31075, 52807)]