90175480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{132611}}^1$

素因数の和:132639

約数の個数: 32

約数和(自身を含む): 214831440

約数和(自身を除く): 124655960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 132611, 265222, 530444, 663055, 1060888, 1326110, 2254387, 2652220, 4508774, 5304440, 9017548, 11271935, 18035096, 22543870, 45087740, 90175480]

約数ペア:

[(1, 90175480), (2, 45087740), (4, 22543870), (5, 18035096), (8, 11271935), (10, 9017548), (17, 5304440), (20, 4508774), (34, 2652220), (40, 2254387), (68, 1326110), (85, 1060888), (136, 663055), (170, 530444), (340, 265222), (680, 132611)]