90598660

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{27791}}^1$

素因数の和:27963

約数の個数: 24

約数和(自身を含む): 191431296

約数和(自身を除く): 100832636

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 27791, 55582, 111164, 138955, 277910, 555820, 4529933, 9059866, 18119732, 22649665, 45299330, 90598660]

約数ペア:

[(1, 90598660), (2, 45299330), (4, 22649665), (5, 18119732), (10, 9059866), (20, 4529933), (163, 555820), (326, 277910), (652, 138955), (815, 111164), (1630, 55582), (3260, 27791)]