89665480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131861}}^1$

素因数の和:131889

約数の個数: 32

約数和(自身を含む): 213616440

約数和(自身を除く): 123950960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 131861, 263722, 527444, 659305, 1054888, 1318610, 2241637, 2637220, 4483274, 5274440, 8966548, 11208185, 17933096, 22416370, 44832740, 89665480]

約数ペア:

[(1, 89665480), (2, 44832740), (4, 22416370), (5, 17933096), (8, 11208185), (10, 8966548), (17, 5274440), (20, 4483274), (34, 2637220), (40, 2241637), (68, 1318610), (85, 1054888), (136, 659305), (170, 527444), (340, 263722), (680, 131861)]