89864900

素因数分解:

$2^2\times 5^2\times {\mathrm{211}}^1\times {\mathrm{4259}}^1$

素因数の和:4484

約数の個数: 36

約数和(自身を含む): 195977040

約数和(自身を除く): 106112140

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 211, 422, 844, 1055, 2110, 4220, 4259, 5275, 8518, 10550, 17036, 21100, 21295, 42590, 85180, 106475, 212950, 425900, 898649, 1797298, 3594596, 4493245, 8986490, 17972980, 22466225, 44932450, 89864900]

約数ペア:

[(1, 89864900), (2, 44932450), (4, 22466225), (5, 17972980), (10, 8986490), (20, 4493245), (25, 3594596), (50, 1797298), (100, 898649), (211, 425900), (422, 212950), (844, 106475), (1055, 85180), (2110, 42590), (4220, 21295), (4259, 21100), (5275, 17036), (8518, 10550)]