4979000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{383}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 12579840

約数和(自身を除く): 7600840

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, 383, 500, 520, 650, 766, 1000, 1300, 1532, 1625, 1915, 2600, 3064, 3250, 3830, 4979, 6500, 7660, 9575, 9958, 13000, 15320, 19150, 19916, 24895, 38300, 39832, 47875, 49790, 76600, 95750, 99580, 124475, 191500, 199160, 248950, 383000, 497900, 622375, 995800, 1244750, 2489500, 4979000]

約数ペア:

[(1, 4979000), (2, 2489500), (4, 1244750), (5, 995800), (8, 622375), (10, 497900), (13, 383000), (20, 248950), (25, 199160), (26, 191500), (40, 124475), (50, 99580), (52, 95750), (65, 76600), (100, 49790), (104, 47875), (125, 39832), (130, 38300), (200, 24895), (250, 19916), (260, 19150), (325, 15320), (383, 13000), (500, 9958), (520, 9575), (650, 7660), (766, 6500), (1000, 4979), (1300, 3830), (1532, 3250), (1625, 3064), (1915, 2600)]