168662000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^2\times {\mathrm{499}}^1$

素因数の和:548

約数の個数: 120

約数和(自身を含む): 442494000

約数和(自身を除く): 273832000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 169, 200, 208, 250, 260, 325, 338, 400, 499, 500, 520, 650, 676, 845, 998, 1000, 1040, 1300, 1352, 1625, 1690, 1996, 2000, 2495, 2600, 2704, 3250, 3380, 3992, 4225, 4990, 5200, 6487, 6500, 6760, 7984, 8450, 9980, 12475, 12974, 13000, 13520, 16900, 19960, 21125, 24950, 25948, 26000, 32435, 33800, 39920, 42250, 49900, 51896, 62375, 64870, 67600, 84331, 84500, 99800, 103792, 124750, 129740, 162175, 168662, 169000, 199600, 249500, 259480, 324350, 337324, 338000, 421655, 499000, 518960, 648700, 674648, 810875, 843310, 998000, 1297400, 1349296, 1621750, 1686620, 2108275, 2594800, 3243500, 3373240, 4216550, 6487000, 6746480, 8433100, 10541375, 12974000, 16866200, 21082750, 33732400, 42165500, 84331000, 168662000]

約数ペア:

[(1, 168662000), (2, 84331000), (4, 42165500), (5, 33732400), (8, 21082750), (10, 16866200), (13, 12974000), (16, 10541375), (20, 8433100), (25, 6746480), (26, 6487000), (40, 4216550), (50, 3373240), (52, 3243500), (65, 2594800), (80, 2108275), (100, 1686620), (104, 1621750), (125, 1349296), (130, 1297400), (169, 998000), (200, 843310), (208, 810875), (250, 674648), (260, 648700), (325, 518960), (338, 499000), (400, 421655), (499, 338000), (500, 337324), (520, 324350), (650, 259480), (676, 249500), (845, 199600), (998, 169000), (1000, 168662), (1040, 162175), (1300, 129740), (1352, 124750), (1625, 103792), (1690, 99800), (1996, 84500), (2000, 84331), (2495, 67600), (2600, 64870), (2704, 62375), (3250, 51896), (3380, 49900), (3992, 42250), (4225, 39920), (4990, 33800), (5200, 32435), (6487, 26000), (6500, 25948), (6760, 24950), (7984, 21125), (8450, 19960), (9980, 16900), (12475, 13520), (12974, 13000)]