2750890000

素因数分解:

$2^4\times 5^4\times {\mathrm{239}}^1\times {\mathrm{1151}}^1$

素因数の和:1418

約数の個数: 100

約数和(自身を含む): 6693857280

約数和(自身を除く): 3942967280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 239, 250, 400, 478, 500, 625, 956, 1000, 1151, 1195, 1250, 1912, 2000, 2302, 2390, 2500, 3824, 4604, 4780, 5000, 5755, 5975, 9208, 9560, 10000, 11510, 11950, 18416, 19120, 23020, 23900, 28775, 29875, 46040, 47800, 57550, 59750, 92080, 95600, 115100, 119500, 143875, 149375, 230200, 239000, 275089, 287750, 298750, 460400, 478000, 550178, 575500, 597500, 719375, 1100356, 1151000, 1195000, 1375445, 1438750, 2200712, 2302000, 2390000, 2750890, 2877500, 4401424, 5501780, 5755000, 6877225, 11003560, 11510000, 13754450, 22007120, 27508900, 34386125, 55017800, 68772250, 110035600, 137544500, 171930625, 275089000, 343861250, 550178000, 687722500, 1375445000, 2750890000]

約数ペア:

[(1, 2750890000), (2, 1375445000), (4, 687722500), (5, 550178000), (8, 343861250), (10, 275089000), (16, 171930625), (20, 137544500), (25, 110035600), (40, 68772250), (50, 55017800), (80, 34386125), (100, 27508900), (125, 22007120), (200, 13754450), (239, 11510000), (250, 11003560), (400, 6877225), (478, 5755000), (500, 5501780), (625, 4401424), (956, 2877500), (1000, 2750890), (1151, 2390000), (1195, 2302000), (1250, 2200712), (1912, 1438750), (2000, 1375445), (2302, 1195000), (2390, 1151000), (2500, 1100356), (3824, 719375), (4604, 597500), (4780, 575500), (5000, 550178), (5755, 478000), (5975, 460400), (9208, 298750), (9560, 287750), (10000, 275089), (11510, 239000), (11950, 230200), (18416, 149375), (19120, 143875), (23020, 119500), (23900, 115100), (28775, 95600), (29875, 92080), (46040, 59750), (47800, 57550)]