79854400

素因数分解:

$2^6\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1772

約数の個数: 84

約数和(自身を含む): 203385420

約数和(自身を除く): 123531020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 80, 100, 116, 145, 160, 200, 232, 290, 320, 400, 464, 580, 725, 800, 928, 1160, 1450, 1600, 1721, 1856, 2320, 2900, 3442, 4640, 5800, 6884, 8605, 9280, 11600, 13768, 17210, 23200, 27536, 34420, 43025, 46400, 49909, 55072, 68840, 86050, 99818, 110144, 137680, 172100, 199636, 249545, 275360, 344200, 399272, 499090, 550720, 688400, 798544, 998180, 1247725, 1376800, 1597088, 1996360, 2495450, 2753600, 3194176, 3992720, 4990900, 7985440, 9981800, 15970880, 19963600, 39927200, 79854400]

約数ペア:

[(1, 79854400), (2, 39927200), (4, 19963600), (5, 15970880), (8, 9981800), (10, 7985440), (16, 4990900), (20, 3992720), (25, 3194176), (29, 2753600), (32, 2495450), (40, 1996360), (50, 1597088), (58, 1376800), (64, 1247725), (80, 998180), (100, 798544), (116, 688400), (145, 550720), (160, 499090), (200, 399272), (232, 344200), (290, 275360), (320, 249545), (400, 199636), (464, 172100), (580, 137680), (725, 110144), (800, 99818), (928, 86050), (1160, 68840), (1450, 55072), (1600, 49909), (1721, 46400), (1856, 43025), (2320, 34420), (2900, 27536), (3442, 23200), (4640, 17210), (5800, 13768), (6884, 11600), (8605, 9280)]