80855200

素因数分解:

$2^5\times 5^2\times {\mathrm{211}}^1\times {\mathrm{479}}^1$

素因数の和:710

約数の個数: 72

約数和(自身を含む): 198737280

約数和(自身を除く): 117882080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 211, 400, 422, 479, 800, 844, 958, 1055, 1688, 1916, 2110, 2395, 3376, 3832, 4220, 4790, 5275, 6752, 7664, 8440, 9580, 10550, 11975, 15328, 16880, 19160, 21100, 23950, 33760, 38320, 42200, 47900, 76640, 84400, 95800, 101069, 168800, 191600, 202138, 383200, 404276, 505345, 808552, 1010690, 1617104, 2021380, 2526725, 3234208, 4042760, 5053450, 8085520, 10106900, 16171040, 20213800, 40427600, 80855200]

約数ペア:

[(1, 80855200), (2, 40427600), (4, 20213800), (5, 16171040), (8, 10106900), (10, 8085520), (16, 5053450), (20, 4042760), (25, 3234208), (32, 2526725), (40, 2021380), (50, 1617104), (80, 1010690), (100, 808552), (160, 505345), (200, 404276), (211, 383200), (400, 202138), (422, 191600), (479, 168800), (800, 101069), (844, 95800), (958, 84400), (1055, 76640), (1688, 47900), (1916, 42200), (2110, 38320), (2395, 33760), (3376, 23950), (3832, 21100), (4220, 19160), (4790, 16880), (5275, 15328), (6752, 11975), (7664, 10550), (8440, 9580)]