26004080

素因数分解:

$2^4\times 5^1\times {\mathrm{325051}}^1$

素因数の和:325064

約数の個数: 20

約数和(自身を含む): 60459672

約数和(自身を除く): 34455592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 325051, 650102, 1300204, 1625255, 2600408, 3250510, 5200816, 6501020, 13002040, 26004080]

約数ペア:

[(1, 26004080), (2, 13002040), (4, 6501020), (5, 5200816), (8, 3250510), (10, 2600408), (16, 1625255), (20, 1300204), (40, 650102), (80, 325051)]