89215480

素因数分解:

$2^3\times 5^1\times {\mathrm{971}}^1\times {\mathrm{2297}}^1$

素因数の和:3279

約数の個数: 32

約数和(自身を含む): 201029040

約数和(自身を除く): 111813560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 971, 1942, 2297, 3884, 4594, 4855, 7768, 9188, 9710, 11485, 18376, 19420, 22970, 38840, 45940, 91880, 2230387, 4460774, 8921548, 11151935, 17843096, 22303870, 44607740, 89215480]

約数ペア:

[(1, 89215480), (2, 44607740), (4, 22303870), (5, 17843096), (8, 11151935), (10, 8921548), (20, 4460774), (40, 2230387), (971, 91880), (1942, 45940), (2297, 38840), (3884, 22970), (4594, 19420), (4855, 18376), (7768, 11485), (9188, 9710)]