38987000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2999}}^1$

素因数の和:3033

約数の個数: 64

約数和(自身を含む): 98280000

約数和(自身を除く): 59293000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 1000, 1300, 1625, 2600, 2999, 3250, 5998, 6500, 11996, 13000, 14995, 23992, 29990, 38987, 59980, 74975, 77974, 119960, 149950, 155948, 194935, 299900, 311896, 374875, 389870, 599800, 749750, 779740, 974675, 1499500, 1559480, 1949350, 2999000, 3898700, 4873375, 7797400, 9746750, 19493500, 38987000]

約数ペア:

[(1, 38987000), (2, 19493500), (4, 9746750), (5, 7797400), (8, 4873375), (10, 3898700), (13, 2999000), (20, 1949350), (25, 1559480), (26, 1499500), (40, 974675), (50, 779740), (52, 749750), (65, 599800), (100, 389870), (104, 374875), (125, 311896), (130, 299900), (200, 194935), (250, 155948), (260, 149950), (325, 119960), (500, 77974), (520, 74975), (650, 59980), (1000, 38987), (1300, 29990), (1625, 23992), (2600, 14995), (2999, 13000), (3250, 11996), (5998, 6500)]