89768720

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{10487}}^1$

素因数の和:10607

約数の個数: 40

約数和(自身を含む): 210682944

約数和(自身を除く): 120914224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 8560, 10487, 20974, 41948, 52435, 83896, 104870, 167792, 209740, 419480, 838960, 1122109, 2244218, 4488436, 5610545, 8976872, 11221090, 17953744, 22442180, 44884360, 89768720]

約数ペア:

[(1, 89768720), (2, 44884360), (4, 22442180), (5, 17953744), (8, 11221090), (10, 8976872), (16, 5610545), (20, 4488436), (40, 2244218), (80, 1122109), (107, 838960), (214, 419480), (428, 209740), (535, 167792), (856, 104870), (1070, 83896), (1712, 52435), (2140, 41948), (4280, 20974), (8560, 10487)]