64776575

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1901}}^1$

素因数の和:1987

約数の個数: 24

約数和(自身を含む): 84905280

約数和(自身を除く): 20128705

約数列:

[1, 5, 25, 29, 47, 145, 235, 725, 1175, 1363, 1901, 6815, 9505, 34075, 47525, 55129, 89347, 275645, 446735, 1378225, 2233675, 2591063, 12955315, 64776575]

約数ペア:

[(1, 64776575), (5, 12955315), (25, 2591063), (29, 2233675), (47, 1378225), (145, 446735), (235, 275645), (725, 89347), (1175, 55129), (1363, 47525), (1901, 34075), (6815, 9505)]