49685800

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3499}}^1$

素因数の和:3586

約数の個数: 48

約数和(自身を含む): 117180000

約数和(自身を除く): 67494200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3499, 3550, 6998, 7100, 13996, 14200, 17495, 27992, 34990, 69980, 87475, 139960, 174950, 248429, 349900, 496858, 699800, 993716, 1242145, 1987432, 2484290, 4968580, 6210725, 9937160, 12421450, 24842900, 49685800]

約数ペア:

[(1, 49685800), (2, 24842900), (4, 12421450), (5, 9937160), (8, 6210725), (10, 4968580), (20, 2484290), (25, 1987432), (40, 1242145), (50, 993716), (71, 699800), (100, 496858), (142, 349900), (200, 248429), (284, 174950), (355, 139960), (568, 87475), (710, 69980), (1420, 34990), (1775, 27992), (2840, 17495), (3499, 14200), (3550, 13996), (6998, 7100)]