89940790

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{25771}}^1$

素因数の和:26127

約数の個数: 16

約数和(自身を含む): 162363600

約数和(自身を除く): 72422810

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 25771, 51542, 128855, 257710, 8994079, 17988158, 44970395, 89940790]

約数ペア:

[(1, 89940790), (2, 44970395), (5, 17988158), (10, 8994079), (349, 257710), (698, 128855), (1745, 51542), (3490, 25771)]