131122160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{126079}}^1$

素因数の和:126105

約数の個数: 40

約数和(自身を含む): 328312320

約数和(自身を除く): 197190160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 126079, 252158, 504316, 630395, 1008632, 1260790, 1639027, 2017264, 2521580, 3278054, 5043160, 6556108, 8195135, 10086320, 13112216, 16390270, 26224432, 32780540, 65561080, 131122160]

約数ペア:

[(1, 131122160), (2, 65561080), (4, 32780540), (5, 26224432), (8, 16390270), (10, 13112216), (13, 10086320), (16, 8195135), (20, 6556108), (26, 5043160), (40, 3278054), (52, 2521580), (65, 2017264), (80, 1639027), (104, 1260790), (130, 1008632), (208, 630395), (260, 504316), (520, 252158), (1040, 126079)]