2015100620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{87083}}^1$

素因数の和:87194

約数の個数: 48

約数和(自身を含む): 4608485280

約数和(自身を除く): 2593384660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 4628, 5785, 11570, 23140, 87083, 174166, 348332, 435415, 870830, 1132079, 1741660, 2264158, 4528316, 5660395, 7750387, 11320790, 15500774, 22641580, 31001548, 38751935, 77503870, 100755031, 155007740, 201510062, 403020124, 503775155, 1007550310, 2015100620]

約数ペア:

[(1, 2015100620), (2, 1007550310), (4, 503775155), (5, 403020124), (10, 201510062), (13, 155007740), (20, 100755031), (26, 77503870), (52, 38751935), (65, 31001548), (89, 22641580), (130, 15500774), (178, 11320790), (260, 7750387), (356, 5660395), (445, 4528316), (890, 2264158), (1157, 1741660), (1780, 1132079), (2314, 870830), (4628, 435415), (5785, 348332), (11570, 174166), (23140, 87083)]