38812775

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 50556288

約数和(自身を除く): 11743513

約数列:

[1, 5, 25, 31, 61, 155, 305, 775, 821, 1525, 1891, 4105, 9455, 20525, 25451, 47275, 50081, 127255, 250405, 636275, 1252025, 1552511, 7762555, 38812775]

約数ペア:

[(1, 38812775), (5, 7762555), (25, 1552511), (31, 1252025), (61, 636275), (155, 250405), (305, 127255), (775, 50081), (821, 47275), (1525, 25451), (1891, 20525), (4105, 9455)]