88444000

素因数分解:

$2^5\times 5^3\times {\mathrm{22111}}^1$

素因数の和:22136

約数の個数: 48

約数和(自身を含む): 217316736

約数和(自身を除く): 128872736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 22111, 44222, 88444, 110555, 176888, 221110, 353776, 442220, 552775, 707552, 884440, 1105550, 1768880, 2211100, 2763875, 3537760, 4422200, 5527750, 8844400, 11055500, 17688800, 22111000, 44222000, 88444000]

約数ペア:

[(1, 88444000), (2, 44222000), (4, 22111000), (5, 17688800), (8, 11055500), (10, 8844400), (16, 5527750), (20, 4422200), (25, 3537760), (32, 2763875), (40, 2211100), (50, 1768880), (80, 1105550), (100, 884440), (125, 707552), (160, 552775), (200, 442220), (250, 353776), (400, 221110), (500, 176888), (800, 110555), (1000, 88444), (2000, 44222), (4000, 22111)]