105396520

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{3257}}^1$

素因数の和:4077

約数の個数: 32

約数和(自身を含む): 237508200

約数和(自身を除く): 132111680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 1618, 3236, 3257, 4045, 6472, 6514, 8090, 13028, 16180, 16285, 26056, 32360, 32570, 65140, 130280, 2634913, 5269826, 10539652, 13174565, 21079304, 26349130, 52698260, 105396520]

約数ペア:

[(1, 105396520), (2, 52698260), (4, 26349130), (5, 21079304), (8, 13174565), (10, 10539652), (20, 5269826), (40, 2634913), (809, 130280), (1618, 65140), (3236, 32570), (3257, 32360), (4045, 26056), (6472, 16285), (6514, 16180), (8090, 13028)]