9012800

素因数分解:

$2^6\times 5^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:196

約数の個数: 84

約数和(自身を含む): 22866096

約数和(自身を除く): 13853296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 131, 160, 172, 200, 215, 262, 320, 344, 400, 430, 524, 655, 688, 800, 860, 1048, 1075, 1310, 1376, 1600, 1720, 2096, 2150, 2620, 2752, 3275, 3440, 4192, 4300, 5240, 5633, 6550, 6880, 8384, 8600, 10480, 11266, 13100, 13760, 17200, 20960, 22532, 26200, 28165, 34400, 41920, 45064, 52400, 56330, 68800, 90128, 104800, 112660, 140825, 180256, 209600, 225320, 281650, 360512, 450640, 563300, 901280, 1126600, 1802560, 2253200, 4506400, 9012800]

約数ペア:

[(1, 9012800), (2, 4506400), (4, 2253200), (5, 1802560), (8, 1126600), (10, 901280), (16, 563300), (20, 450640), (25, 360512), (32, 281650), (40, 225320), (43, 209600), (50, 180256), (64, 140825), (80, 112660), (86, 104800), (100, 90128), (131, 68800), (160, 56330), (172, 52400), (200, 45064), (215, 41920), (262, 34400), (320, 28165), (344, 26200), (400, 22532), (430, 20960), (524, 17200), (655, 13760), (688, 13100), (800, 11266), (860, 10480), (1048, 8600), (1075, 8384), (1310, 6880), (1376, 6550), (1600, 5633), (1720, 5240), (2096, 4300), (2150, 4192), (2620, 3440), (2752, 3275)]