68793080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{41947}}^1$

素因数の和:41999

約数の個数: 32

約数和(自身を含む): 158563440

約数和(自身を除く): 89770360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 41947, 83894, 167788, 209735, 335576, 419470, 838940, 1677880, 1719827, 3439654, 6879308, 8599135, 13758616, 17198270, 34396540, 68793080]

約数ペア:

[(1, 68793080), (2, 34396540), (4, 17198270), (5, 13758616), (8, 8599135), (10, 6879308), (20, 3439654), (40, 1719827), (41, 1677880), (82, 838940), (164, 419470), (205, 335576), (328, 209735), (410, 167788), (820, 83894), (1640, 41947)]