42807680

素因数分解:

$2^7\times 5^1\times {\mathrm{211}}^1\times {\mathrm{317}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 103146480

約数和(自身を除く): 60338800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 211, 317, 320, 422, 634, 640, 844, 1055, 1268, 1585, 1688, 2110, 2536, 3170, 3376, 4220, 5072, 6340, 6752, 8440, 10144, 12680, 13504, 16880, 20288, 25360, 27008, 33760, 40576, 50720, 66887, 67520, 101440, 133774, 135040, 202880, 267548, 334435, 535096, 668870, 1070192, 1337740, 2140384, 2675480, 4280768, 5350960, 8561536, 10701920, 21403840, 42807680]

約数ペア:

[(1, 42807680), (2, 21403840), (4, 10701920), (5, 8561536), (8, 5350960), (10, 4280768), (16, 2675480), (20, 2140384), (32, 1337740), (40, 1070192), (64, 668870), (80, 535096), (128, 334435), (160, 267548), (211, 202880), (317, 135040), (320, 133774), (422, 101440), (634, 67520), (640, 66887), (844, 50720), (1055, 40576), (1268, 33760), (1585, 27008), (1688, 25360), (2110, 20288), (2536, 16880), (3170, 13504), (3376, 12680), (4220, 10144), (5072, 8440), (6340, 6752)]