89842160

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{10303}}^1$

素因数の和:10425

約数の個数: 40

約数和(自身を含む): 210819840

約数和(自身を除く): 120977680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 10303, 20606, 41212, 51515, 82424, 103030, 164848, 206060, 412120, 824240, 1123027, 2246054, 4492108, 5615135, 8984216, 11230270, 17968432, 22460540, 44921080, 89842160]

約数ペア:

[(1, 89842160), (2, 44921080), (4, 22460540), (5, 17968432), (8, 11230270), (10, 8984216), (16, 5615135), (20, 4492108), (40, 2246054), (80, 1123027), (109, 824240), (218, 412120), (436, 206060), (545, 164848), (872, 103030), (1090, 82424), (1744, 51515), (2180, 41212), (4360, 20606), (8720, 10303)]