65982760

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{4673}}^1$

素因数の和:5037

約数の個数: 32

約数和(自身を含む): 148913640

約数和(自身を除く): 82930880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 4673, 7060, 9346, 14120, 18692, 23365, 37384, 46730, 93460, 186920, 1649569, 3299138, 6598276, 8247845, 13196552, 16495690, 32991380, 65982760]

約数ペア:

[(1, 65982760), (2, 32991380), (4, 16495690), (5, 13196552), (8, 8247845), (10, 6598276), (20, 3299138), (40, 1649569), (353, 186920), (706, 93460), (1412, 46730), (1765, 37384), (2824, 23365), (3530, 18692), (4673, 14120), (7060, 9346)]