100402520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{35353}}^1$

素因数の和:35435

約数の個数: 32

約数和(自身を含む): 229093920

約数和(自身を除く): 128691400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 35353, 70706, 141412, 176765, 282824, 353530, 707060, 1414120, 2510063, 5020126, 10040252, 12550315, 20080504, 25100630, 50201260, 100402520]

約数ペア:

[(1, 100402520), (2, 50201260), (4, 25100630), (5, 20080504), (8, 12550315), (10, 10040252), (20, 5020126), (40, 2510063), (71, 1414120), (142, 707060), (284, 353530), (355, 282824), (568, 176765), (710, 141412), (1420, 70706), (2840, 35353)]