200449360

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{599}}^1$

素因数の和:748

約数の個数: 80

約数和(自身を含む): 482112000

約数和(自身を除く): 281662640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 89, 94, 178, 188, 235, 356, 376, 445, 470, 599, 712, 752, 890, 940, 1198, 1424, 1780, 1880, 2396, 2995, 3560, 3760, 4183, 4792, 5990, 7120, 8366, 9584, 11980, 16732, 20915, 23960, 28153, 33464, 41830, 47920, 53311, 56306, 66928, 83660, 106622, 112612, 140765, 167320, 213244, 225224, 266555, 281530, 334640, 426488, 450448, 533110, 563060, 852976, 1066220, 1126120, 2132440, 2252240, 2505617, 4264880, 5011234, 10022468, 12528085, 20044936, 25056170, 40089872, 50112340, 100224680, 200449360]

約数ペア:

[(1, 200449360), (2, 100224680), (4, 50112340), (5, 40089872), (8, 25056170), (10, 20044936), (16, 12528085), (20, 10022468), (40, 5011234), (47, 4264880), (80, 2505617), (89, 2252240), (94, 2132440), (178, 1126120), (188, 1066220), (235, 852976), (356, 563060), (376, 533110), (445, 450448), (470, 426488), (599, 334640), (712, 281530), (752, 266555), (890, 225224), (940, 213244), (1198, 167320), (1424, 140765), (1780, 112612), (1880, 106622), (2396, 83660), (2995, 66928), (3560, 56306), (3760, 53311), (4183, 47920), (4792, 41830), (5990, 33464), (7120, 28153), (8366, 23960), (9584, 20915), (11980, 16732)]