81268432

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42683}}^1$

素因数の和:42715

約数の個数: 40

約数和(自身を含む): 190541376

約数和(自身を除く): 109272944

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 42683, 85366, 170732, 298781, 341464, 597562, 682928, 725611, 1195124, 1451222, 2390248, 2902444, 4780496, 5079277, 5804888, 10158554, 11609776, 20317108, 40634216, 81268432]

約数ペア:

[(1, 81268432), (2, 40634216), (4, 20317108), (7, 11609776), (8, 10158554), (14, 5804888), (16, 5079277), (17, 4780496), (28, 2902444), (34, 2390248), (56, 1451222), (68, 1195124), (112, 725611), (119, 682928), (136, 597562), (238, 341464), (272, 298781), (476, 170732), (952, 85366), (1904, 42683)]