89888560

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{10501}}^1$

素因数の和:10621

約数の個数: 40

約数和(自身を含む): 210964176

約数和(自身を除く): 121075616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 8560, 10501, 21002, 42004, 52505, 84008, 105010, 168016, 210020, 420040, 840080, 1123607, 2247214, 4494428, 5618035, 8988856, 11236070, 17977712, 22472140, 44944280, 89888560]

約数ペア:

[(1, 89888560), (2, 44944280), (4, 22472140), (5, 17977712), (8, 11236070), (10, 8988856), (16, 5618035), (20, 4494428), (40, 2247214), (80, 1123607), (107, 840080), (214, 420040), (428, 210020), (535, 168016), (856, 105010), (1070, 84008), (1712, 52505), (2140, 42004), (4280, 21002), (8560, 10501)]