31207000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{2837}}^1$

素因数の和:2869

約数の個数: 64

約数和(自身を含む): 79691040

約数和(自身を除く): 48484040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 1000, 1100, 1375, 2200, 2750, 2837, 5500, 5674, 11000, 11348, 14185, 22696, 28370, 31207, 56740, 62414, 70925, 113480, 124828, 141850, 156035, 249656, 283700, 312070, 354625, 567400, 624140, 709250, 780175, 1248280, 1418500, 1560350, 2837000, 3120700, 3900875, 6241400, 7801750, 15603500, 31207000]

約数ペア:

[(1, 31207000), (2, 15603500), (4, 7801750), (5, 6241400), (8, 3900875), (10, 3120700), (11, 2837000), (20, 1560350), (22, 1418500), (25, 1248280), (40, 780175), (44, 709250), (50, 624140), (55, 567400), (88, 354625), (100, 312070), (110, 283700), (125, 249656), (200, 156035), (220, 141850), (250, 124828), (275, 113480), (440, 70925), (500, 62414), (550, 56740), (1000, 31207), (1100, 28370), (1375, 22696), (2200, 14185), (2750, 11348), (2837, 11000), (5500, 5674)]