156957322840

素因数分解:

$2^3\times 5^1\times {\mathrm{3923933071}}^1$

素因数の和:3923933082

約数の個数: 16

約数和(自身を含む): 353153976480

約数和(自身を除く): 196196653640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3923933071, 7847866142, 15695732284, 19619665355, 31391464568, 39239330710, 78478661420, 156957322840]

約数ペア:

[(1, 156957322840), (2, 78478661420), (4, 39239330710), (5, 31391464568), (8, 19619665355), (10, 15695732284), (20, 7847866142), (40, 3923933071)]