65628760

素因数分解:

$2^3\times 5^1\times {\mathrm{1153}}^1\times {\mathrm{1423}}^1$

素因数の和:2587

約数の個数: 32

約数和(自身を含む): 147896640

約数和(自身を除く): 82267880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1153, 1423, 2306, 2846, 4612, 5692, 5765, 7115, 9224, 11384, 11530, 14230, 23060, 28460, 46120, 56920, 1640719, 3281438, 6562876, 8203595, 13125752, 16407190, 32814380, 65628760]

約数ペア:

[(1, 65628760), (2, 32814380), (4, 16407190), (5, 13125752), (8, 8203595), (10, 6562876), (20, 3281438), (40, 1640719), (1153, 56920), (1423, 46120), (2306, 28460), (2846, 23060), (4612, 14230), (5692, 11530), (5765, 11384), (7115, 9224)]