50942500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 120

約数和(自身を含む): 132257664

約数和(自身を除く): 81315164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 50, 70, 71, 82, 100, 125, 140, 142, 164, 175, 205, 250, 284, 287, 350, 355, 410, 497, 500, 574, 625, 700, 710, 820, 875, 994, 1025, 1148, 1250, 1420, 1435, 1750, 1775, 1988, 2050, 2485, 2500, 2870, 2911, 3500, 3550, 4100, 4375, 4970, 5125, 5740, 5822, 7100, 7175, 8750, 8875, 9940, 10250, 11644, 12425, 14350, 14555, 17500, 17750, 20377, 20500, 24850, 25625, 28700, 29110, 35500, 35875, 40754, 44375, 49700, 51250, 58220, 62125, 71750, 72775, 81508, 88750, 101885, 102500, 124250, 143500, 145550, 177500, 179375, 203770, 248500, 291100, 310625, 358750, 363875, 407540, 509425, 621250, 717500, 727750, 1018850, 1242500, 1455500, 1819375, 2037700, 2547125, 3638750, 5094250, 7277500, 10188500, 12735625, 25471250, 50942500]

約数ペア:

[(1, 50942500), (2, 25471250), (4, 12735625), (5, 10188500), (7, 7277500), (10, 5094250), (14, 3638750), (20, 2547125), (25, 2037700), (28, 1819375), (35, 1455500), (41, 1242500), (50, 1018850), (70, 727750), (71, 717500), (82, 621250), (100, 509425), (125, 407540), (140, 363875), (142, 358750), (164, 310625), (175, 291100), (205, 248500), (250, 203770), (284, 179375), (287, 177500), (350, 145550), (355, 143500), (410, 124250), (497, 102500), (500, 101885), (574, 88750), (625, 81508), (700, 72775), (710, 71750), (820, 62125), (875, 58220), (994, 51250), (1025, 49700), (1148, 44375), (1250, 40754), (1420, 35875), (1435, 35500), (1750, 29110), (1775, 28700), (1988, 25625), (2050, 24850), (2485, 20500), (2500, 20377), (2870, 17750), (2911, 17500), (3500, 14555), (3550, 14350), (4100, 12425), (4375, 11644), (4970, 10250), (5125, 9940), (5740, 8875), (5822, 8750), (7100, 7175)]