81605390

素因数分解:

$2^1\times 5^1\times {\mathrm{953}}^1\times {\mathrm{8563}}^1$

素因数の和:9523

約数の個数: 16

約数和(自身を含む): 147061008

約数和(自身を除く): 65455618

約数列:

[1, 2, 5, 10, 953, 1906, 4765, 8563, 9530, 17126, 42815, 85630, 8160539, 16321078, 40802695, 81605390]

約数ペア:

[(1, 81605390), (2, 40802695), (5, 16321078), (10, 8160539), (953, 85630), (1906, 42815), (4765, 17126), (8563, 9530)]