134685820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{164251}}^1$

素因数の和:164301

約数の個数: 24

約数和(自身を含む): 289740528

約数和(自身を除く): 155054708

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 164251, 328502, 657004, 821255, 1642510, 3285020, 6734291, 13468582, 26937164, 33671455, 67342910, 134685820]

約数ペア:

[(1, 134685820), (2, 67342910), (4, 33671455), (5, 26937164), (10, 13468582), (20, 6734291), (41, 3285020), (82, 1642510), (164, 821255), (205, 657004), (410, 328502), (820, 164251)]