2018814500

素因数分解:

$2^2\times 5^3\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{317}}^1$

素因数の和:654

約数の個数: 96

約数和(自身を含む): 4533774336

約数和(自身を除く): 2514959836

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 125, 188, 235, 250, 271, 317, 470, 500, 542, 634, 940, 1084, 1175, 1268, 1355, 1585, 2350, 2710, 3170, 4700, 5420, 5875, 6340, 6775, 7925, 11750, 12737, 13550, 14899, 15850, 23500, 25474, 27100, 29798, 31700, 33875, 39625, 50948, 59596, 63685, 67750, 74495, 79250, 85907, 127370, 135500, 148990, 158500, 171814, 254740, 297980, 318425, 343628, 372475, 429535, 636850, 744950, 859070, 1273700, 1489900, 1592125, 1718140, 1862375, 2147675, 3184250, 3724750, 4037629, 4295350, 6368500, 7449500, 8075258, 8590700, 10738375, 16150516, 20188145, 21476750, 40376290, 42953500, 80752580, 100940725, 201881450, 403762900, 504703625, 1009407250, 2018814500]

約数ペア:

[(1, 2018814500), (2, 1009407250), (4, 504703625), (5, 403762900), (10, 201881450), (20, 100940725), (25, 80752580), (47, 42953500), (50, 40376290), (94, 21476750), (100, 20188145), (125, 16150516), (188, 10738375), (235, 8590700), (250, 8075258), (271, 7449500), (317, 6368500), (470, 4295350), (500, 4037629), (542, 3724750), (634, 3184250), (940, 2147675), (1084, 1862375), (1175, 1718140), (1268, 1592125), (1355, 1489900), (1585, 1273700), (2350, 859070), (2710, 744950), (3170, 636850), (4700, 429535), (5420, 372475), (5875, 343628), (6340, 318425), (6775, 297980), (7925, 254740), (11750, 171814), (12737, 158500), (13550, 148990), (14899, 135500), (15850, 127370), (23500, 85907), (25474, 79250), (27100, 74495), (29798, 67750), (31700, 63685), (33875, 59596), (39625, 50948)]