200059540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1583}}^1$

素因数の和:1752

約数の個数: 48

約数和(自身を含む): 431101440

約数和(自身を除く): 231041900

約数列:

[1, 2, 4, 5, 10, 20, 71, 89, 142, 178, 284, 355, 356, 445, 710, 890, 1420, 1583, 1780, 3166, 6319, 6332, 7915, 12638, 15830, 25276, 31595, 31660, 63190, 112393, 126380, 140887, 224786, 281774, 449572, 561965, 563548, 704435, 1123930, 1408870, 2247860, 2817740, 10002977, 20005954, 40011908, 50014885, 100029770, 200059540]

約数ペア:

[(1, 200059540), (2, 100029770), (4, 50014885), (5, 40011908), (10, 20005954), (20, 10002977), (71, 2817740), (89, 2247860), (142, 1408870), (178, 1123930), (284, 704435), (355, 563548), (356, 561965), (445, 449572), (710, 281774), (890, 224786), (1420, 140887), (1583, 126380), (1780, 112393), (3166, 63190), (6319, 31660), (6332, 31595), (7915, 25276), (12638, 15830)]