80684800

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{1801}}^1$

素因数の和:1834

約数の個数: 108

約数和(自身を含む): 228363856

約数和(自身を除く): 147679056

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, 700, 800, 896, 1120, 1280, 1400, 1600, 1792, 1801, 2240, 2800, 3200, 3602, 4480, 5600, 6400, 7204, 8960, 9005, 11200, 12607, 14408, 18010, 22400, 25214, 28816, 36020, 44800, 45025, 50428, 57632, 63035, 72040, 90050, 100856, 115264, 126070, 144080, 180100, 201712, 230528, 252140, 288160, 315175, 360200, 403424, 461056, 504280, 576320, 630350, 720400, 806848, 1008560, 1152640, 1260700, 1440800, 1613696, 2017120, 2305280, 2521400, 2881600, 3227392, 4034240, 5042800, 5763200, 8068480, 10085600, 11526400, 16136960, 20171200, 40342400, 80684800]

約数ペア:

[(1, 80684800), (2, 40342400), (4, 20171200), (5, 16136960), (7, 11526400), (8, 10085600), (10, 8068480), (14, 5763200), (16, 5042800), (20, 4034240), (25, 3227392), (28, 2881600), (32, 2521400), (35, 2305280), (40, 2017120), (50, 1613696), (56, 1440800), (64, 1260700), (70, 1152640), (80, 1008560), (100, 806848), (112, 720400), (128, 630350), (140, 576320), (160, 504280), (175, 461056), (200, 403424), (224, 360200), (256, 315175), (280, 288160), (320, 252140), (350, 230528), (400, 201712), (448, 180100), (560, 144080), (640, 126070), (700, 115264), (800, 100856), (896, 90050), (1120, 72040), (1280, 63035), (1400, 57632), (1600, 50428), (1792, 45025), (1801, 44800), (2240, 36020), (2800, 28816), (3200, 25214), (3602, 22400), (4480, 18010), (5600, 14408), (6400, 12607), (7204, 11200), (8960, 9005)]