85888280

素因数分解:

$2^3\times 5^1\times {\mathrm{823}}^1\times {\mathrm{2609}}^1$

素因数の和:3443

約数の個数: 32

約数和(自身を含む): 193557600

約数和(自身を除く): 107669320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 823, 1646, 2609, 3292, 4115, 5218, 6584, 8230, 10436, 13045, 16460, 20872, 26090, 32920, 52180, 104360, 2147207, 4294414, 8588828, 10736035, 17177656, 21472070, 42944140, 85888280]

約数ペア:

[(1, 85888280), (2, 42944140), (4, 21472070), (5, 17177656), (8, 10736035), (10, 8588828), (20, 4294414), (40, 2147207), (823, 104360), (1646, 52180), (2609, 32920), (3292, 26090), (4115, 20872), (5218, 16460), (6584, 13045), (8230, 10436)]