136378640

素因数分解:

$2^4\times 5^1\times {\mathrm{383}}^1\times {\mathrm{4451}}^1$

素因数の和:4847

約数の個数: 40

約数和(自身を含む): 317979648

約数和(自身を除く): 181601008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383, 766, 1532, 1915, 3064, 3830, 4451, 6128, 7660, 8902, 15320, 17804, 22255, 30640, 35608, 44510, 71216, 89020, 178040, 356080, 1704733, 3409466, 6818932, 8523665, 13637864, 17047330, 27275728, 34094660, 68189320, 136378640]

約数ペア:

[(1, 136378640), (2, 68189320), (4, 34094660), (5, 27275728), (8, 17047330), (10, 13637864), (16, 8523665), (20, 6818932), (40, 3409466), (80, 1704733), (383, 356080), (766, 178040), (1532, 89020), (1915, 71216), (3064, 44510), (3830, 35608), (4451, 30640), (6128, 22255), (7660, 17804), (8902, 15320)]