16208500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1$

素因数の和:458

約数の個数: 96

約数和(自身を含む): 44239104

約数和(自身を除く): 28030604

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 125, 140, 154, 175, 220, 250, 275, 308, 350, 385, 421, 500, 550, 700, 770, 842, 875, 1100, 1375, 1540, 1684, 1750, 1925, 2105, 2750, 2947, 3500, 3850, 4210, 4631, 5500, 5894, 7700, 8420, 9262, 9625, 10525, 11788, 14735, 18524, 19250, 21050, 23155, 29470, 32417, 38500, 42100, 46310, 52625, 58940, 64834, 73675, 92620, 105250, 115775, 129668, 147350, 162085, 210500, 231550, 294700, 324170, 368375, 463100, 578875, 648340, 736750, 810425, 1157750, 1473500, 1620850, 2315500, 3241700, 4052125, 8104250, 16208500]

約数ペア:

[(1, 16208500), (2, 8104250), (4, 4052125), (5, 3241700), (7, 2315500), (10, 1620850), (11, 1473500), (14, 1157750), (20, 810425), (22, 736750), (25, 648340), (28, 578875), (35, 463100), (44, 368375), (50, 324170), (55, 294700), (70, 231550), (77, 210500), (100, 162085), (110, 147350), (125, 129668), (140, 115775), (154, 105250), (175, 92620), (220, 73675), (250, 64834), (275, 58940), (308, 52625), (350, 46310), (385, 42100), (421, 38500), (500, 32417), (550, 29470), (700, 23155), (770, 21050), (842, 19250), (875, 18524), (1100, 14735), (1375, 11788), (1540, 10525), (1684, 9625), (1750, 9262), (1925, 8420), (2105, 7700), (2750, 5894), (2947, 5500), (3500, 4631), (3850, 4210)]