28985600

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{647}}^1$

素因数の和:680

約数の個数: 108

約数和(自身を含む): 82119744

約数和(自身を除く): 53134144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 256, 280, 320, 350, 400, 448, 560, 640, 647, 700, 800, 896, 1120, 1280, 1294, 1400, 1600, 1792, 2240, 2588, 2800, 3200, 3235, 4480, 4529, 5176, 5600, 6400, 6470, 8960, 9058, 10352, 11200, 12940, 16175, 18116, 20704, 22400, 22645, 25880, 32350, 36232, 41408, 44800, 45290, 51760, 64700, 72464, 82816, 90580, 103520, 113225, 129400, 144928, 165632, 181160, 207040, 226450, 258800, 289856, 362320, 414080, 452900, 517600, 579712, 724640, 828160, 905800, 1035200, 1159424, 1449280, 1811600, 2070400, 2898560, 3623200, 4140800, 5797120, 7246400, 14492800, 28985600]

約数ペア:

[(1, 28985600), (2, 14492800), (4, 7246400), (5, 5797120), (7, 4140800), (8, 3623200), (10, 2898560), (14, 2070400), (16, 1811600), (20, 1449280), (25, 1159424), (28, 1035200), (32, 905800), (35, 828160), (40, 724640), (50, 579712), (56, 517600), (64, 452900), (70, 414080), (80, 362320), (100, 289856), (112, 258800), (128, 226450), (140, 207040), (160, 181160), (175, 165632), (200, 144928), (224, 129400), (256, 113225), (280, 103520), (320, 90580), (350, 82816), (400, 72464), (448, 64700), (560, 51760), (640, 45290), (647, 44800), (700, 41408), (800, 36232), (896, 32350), (1120, 25880), (1280, 22645), (1294, 22400), (1400, 20704), (1600, 18116), (1792, 16175), (2240, 12940), (2588, 11200), (2800, 10352), (3200, 9058), (3235, 8960), (4480, 6470), (4529, 6400), (5176, 5600)]