About the Number

28000000750

28000000749 ← → 28000000751

2進数表記:11010000100111011100001101011101110

漢数字表記:二百八十億七百五十

素因数分解:

2 1 × 5 3 × 19 1 × 89 1 × 107 1 × 619 1

素因数の和:851
約数の個数: 128
約数和(自身を含む): 56407104000
約数和(自身を除く): 28407103250

約数列:
[1, 2, 5, 10, 19, 25, 38, 50, 89, 95, 107, 125, 178, 190, 214, 250, 445, 475, 535, 619, 890, 950, 1070, 1238, 1691, 2033, 2225, 2375, 2675, 3095, 3382, 4066, 4450, 4750, 5350, 6190, 8455, 9523, 10165, 11125, 11761, 13375, 15475, 16910, 19046, 20330, 22250, 23522, 26750, 30950, 42275, 47615, 50825, 55091, 58805, 66233, 77375, 84550, 95230, 101650, 110182, 117610, 132466, 154750, 180937, 211375, 238075, 254125, 275455, 294025, 331165, 361874, 422750, 476150, 508250, 550910, 588050, 662330, 904685, 1046729, 1190375, 1258427, 1377275, 1470125, 1655825, 1809370, 2093458, 2380750, 2516854, 2754550, 2940250, 3311650, 4523425, 5233645, 5894737, 6292135, 6886375, 8279125, 9046850, 10467290, 11789474, 12584270, 13772750, 16558250, 22617125, 26168225, 29473685, 31460675, 45234250, 52336450, 58947370, 62921350, 112000003, 130841125, 147368425, 157303375, 224000006, 261682250, 294736850, 314606750, 560000015, 736842125, 1120000030, 1473684250, 2800000075, 5600000150, 14000000375, 28000000750]

約数ペア:
[(1, 28000000750), (2, 14000000375), (5, 5600000150), (10, 2800000075), (19, 1473684250), (25, 1120000030), (38, 736842125), (50, 560000015), (89, 314606750), (95, 294736850), (107, 261682250), (125, 224000006), (178, 157303375), (190, 147368425), (214, 130841125), (250, 112000003), (445, 62921350), (475, 58947370), (535, 52336450), (619, 45234250), (890, 31460675), (950, 29473685), (1070, 26168225), (1238, 22617125), (1691, 16558250), (2033, 13772750), (2225, 12584270), (2375, 11789474), (2675, 10467290), (3095, 9046850), (3382, 8279125), (4066, 6886375), (4450, 6292135), (4750, 5894737), (5350, 5233645), (6190, 4523425), (8455, 3311650), (9523, 2940250), (10165, 2754550), (11125, 2516854), (11761, 2380750), (13375, 2093458), (15475, 1809370), (16910, 1655825), (19046, 1470125), (20330, 1377275), (22250, 1258427), (23522, 1190375), (26750, 1046729), (30950, 904685), (42275, 662330), (47615, 588050), (50825, 550910), (55091, 508250), (58805, 476150), (66233, 422750), (77375, 361874), (84550, 331165), (95230, 294025), (101650, 275455), (110182, 254125), (117610, 238075), (132466, 211375), (154750, 180937)]

このpageの処理時間: 0.465548038482666 seconds