71393090

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{90371}}^1$

素因数の和:90457

約数の個数: 16

約数和(自身を含む): 130135680

約数和(自身を除く): 58742590

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 90371, 180742, 451855, 903710, 7139309, 14278618, 35696545, 71393090]

約数ペア:

[(1, 71393090), (2, 35696545), (5, 14278618), (10, 7139309), (79, 903710), (158, 451855), (395, 180742), (790, 90371)]