8192080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7877}}^1$

素因数の和:7903

約数の個数: 40

約数和(自身を含む): 20514312

約数和(自身を除く): 12322232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 7877, 15754, 31508, 39385, 63016, 78770, 102401, 126032, 157540, 204802, 315080, 409604, 512005, 630160, 819208, 1024010, 1638416, 2048020, 4096040, 8192080]

約数ペア:

[(1, 8192080), (2, 4096040), (4, 2048020), (5, 1638416), (8, 1024010), (10, 819208), (13, 630160), (16, 512005), (20, 409604), (26, 315080), (40, 204802), (52, 157540), (65, 126032), (80, 102401), (104, 78770), (130, 63016), (208, 39385), (260, 31508), (520, 15754), (1040, 7877)]