85987000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{7817}}^1$

素因数の和:7849

約数の個数: 64

約数和(自身を含む): 219529440

約数和(自身を除く): 133542440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 1000, 1100, 1375, 2200, 2750, 5500, 7817, 11000, 15634, 31268, 39085, 62536, 78170, 85987, 156340, 171974, 195425, 312680, 343948, 390850, 429935, 687896, 781700, 859870, 977125, 1563400, 1719740, 1954250, 2149675, 3439480, 3908500, 4299350, 7817000, 8598700, 10748375, 17197400, 21496750, 42993500, 85987000]

約数ペア:

[(1, 85987000), (2, 42993500), (4, 21496750), (5, 17197400), (8, 10748375), (10, 8598700), (11, 7817000), (20, 4299350), (22, 3908500), (25, 3439480), (40, 2149675), (44, 1954250), (50, 1719740), (55, 1563400), (88, 977125), (100, 859870), (110, 781700), (125, 687896), (200, 429935), (220, 390850), (250, 343948), (275, 312680), (440, 195425), (500, 171974), (550, 156340), (1000, 85987), (1100, 78170), (1375, 62536), (2200, 39085), (2750, 31268), (5500, 15634), (7817, 11000)]