200012680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10061}}^1$

素因数の和:10150

約数の個数: 64

約数和(自身を含む): 521614080

約数和(自身を除く): 321601400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4970, 9940, 10061, 19880, 20122, 40244, 50305, 70427, 80488, 100610, 140854, 201220, 281708, 352135, 402440, 563416, 704270, 714331, 1408540, 1428662, 2817080, 2857324, 3571655, 5000317, 5714648, 7143310, 10000634, 14286620, 20001268, 25001585, 28573240, 40002536, 50003170, 100006340, 200012680]

約数ペア:

[(1, 200012680), (2, 100006340), (4, 50003170), (5, 40002536), (7, 28573240), (8, 25001585), (10, 20001268), (14, 14286620), (20, 10000634), (28, 7143310), (35, 5714648), (40, 5000317), (56, 3571655), (70, 2857324), (71, 2817080), (140, 1428662), (142, 1408540), (280, 714331), (284, 704270), (355, 563416), (497, 402440), (568, 352135), (710, 281708), (994, 201220), (1420, 140854), (1988, 100610), (2485, 80488), (2840, 70427), (3976, 50305), (4970, 40244), (9940, 20122), (10061, 19880)]