1663171640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3198407}}^1$

素因数の和:3198431

約数の個数: 32

約数和(自身を含む): 4029994080

約数和(自身を除く): 2366822440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3198407, 6396814, 12793628, 15992035, 25587256, 31984070, 41579291, 63968140, 83158582, 127936280, 166317164, 207896455, 332634328, 415792910, 831585820, 1663171640]

約数ペア:

[(1, 1663171640), (2, 831585820), (4, 415792910), (5, 332634328), (8, 207896455), (10, 166317164), (13, 127936280), (20, 83158582), (26, 63968140), (40, 41579291), (52, 31984070), (65, 25587256), (104, 15992035), (130, 12793628), (260, 6396814), (520, 3198407)]