200911900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12479}}^1$

素因数の和:12523

約数の個数: 72

約数和(自身を含む): 519966720

約数和(自身を除く): 319054820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1610, 2300, 3220, 4025, 8050, 12479, 16100, 24958, 49916, 62395, 87353, 124790, 174706, 249580, 287017, 311975, 349412, 436765, 574034, 623950, 873530, 1148068, 1247900, 1435085, 1747060, 2009119, 2183825, 2870170, 4018238, 4367650, 5740340, 7175425, 8036476, 8735300, 10045595, 14350850, 20091190, 28701700, 40182380, 50227975, 100455950, 200911900]

約数ペア:

[(1, 200911900), (2, 100455950), (4, 50227975), (5, 40182380), (7, 28701700), (10, 20091190), (14, 14350850), (20, 10045595), (23, 8735300), (25, 8036476), (28, 7175425), (35, 5740340), (46, 4367650), (50, 4018238), (70, 2870170), (92, 2183825), (100, 2009119), (115, 1747060), (140, 1435085), (161, 1247900), (175, 1148068), (230, 873530), (322, 623950), (350, 574034), (460, 436765), (575, 349412), (644, 311975), (700, 287017), (805, 249580), (1150, 174706), (1610, 124790), (2300, 87353), (3220, 62395), (4025, 49916), (8050, 24958), (12479, 16100)]