1131340000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{8081}}^1$

素因数の和:8118

約数の個数: 120

約数和(自身を含む): 3181269168

約数和(自身を除く): 2049929168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 560, 625, 700, 800, 875, 1000, 1120, 1250, 1400, 1750, 2000, 2500, 2800, 3500, 4000, 4375, 5000, 5600, 7000, 8081, 8750, 10000, 14000, 16162, 17500, 20000, 28000, 32324, 35000, 40405, 56567, 64648, 70000, 80810, 113134, 129296, 140000, 161620, 202025, 226268, 258592, 282835, 323240, 404050, 452536, 565670, 646480, 808100, 905072, 1010125, 1131340, 1292960, 1414175, 1616200, 1810144, 2020250, 2262680, 2828350, 3232400, 4040500, 4525360, 5050625, 5656700, 6464800, 7070875, 8081000, 9050720, 10101250, 11313400, 14141750, 16162000, 20202500, 22626800, 28283500, 32324000, 35354375, 40405000, 45253600, 56567000, 70708750, 80810000, 113134000, 141417500, 161620000, 226268000, 282835000, 565670000, 1131340000]

約数ペア:

[(1, 1131340000), (2, 565670000), (4, 282835000), (5, 226268000), (7, 161620000), (8, 141417500), (10, 113134000), (14, 80810000), (16, 70708750), (20, 56567000), (25, 45253600), (28, 40405000), (32, 35354375), (35, 32324000), (40, 28283500), (50, 22626800), (56, 20202500), (70, 16162000), (80, 14141750), (100, 11313400), (112, 10101250), (125, 9050720), (140, 8081000), (160, 7070875), (175, 6464800), (200, 5656700), (224, 5050625), (250, 4525360), (280, 4040500), (350, 3232400), (400, 2828350), (500, 2262680), (560, 2020250), (625, 1810144), (700, 1616200), (800, 1414175), (875, 1292960), (1000, 1131340), (1120, 1010125), (1250, 905072), (1400, 808100), (1750, 646480), (2000, 565670), (2500, 452536), (2800, 404050), (3500, 323240), (4000, 282835), (4375, 258592), (5000, 226268), (5600, 202025), (7000, 161620), (8081, 140000), (8750, 129296), (10000, 113134), (14000, 80810), (16162, 70000), (17500, 64648), (20000, 56567), (28000, 40405), (32324, 35000)]