91780910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{3083}}^1$

素因数の和:3332

約数の個数: 32

約数和(自身を含む): 178748640

約数和(自身を除く): 86967730

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 229, 458, 1145, 2290, 2977, 3083, 5954, 6166, 14885, 15415, 29770, 30830, 40079, 80158, 200395, 400790, 706007, 1412014, 3530035, 7060070, 9178091, 18356182, 45890455, 91780910]

約数ペア:

[(1, 91780910), (2, 45890455), (5, 18356182), (10, 9178091), (13, 7060070), (26, 3530035), (65, 1412014), (130, 706007), (229, 400790), (458, 200395), (1145, 80158), (2290, 40079), (2977, 30830), (3083, 29770), (5954, 15415), (6166, 14885)]