281720032

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{2557}}^1$

素因数の和:2891

約数の個数: 48

約数和(自身を含む): 607228272

約数和(自身を除く): 325508240

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 313, 352, 626, 1252, 2504, 2557, 3443, 5008, 5114, 6886, 10016, 10228, 13772, 20456, 27544, 28127, 40912, 55088, 56254, 81824, 110176, 112508, 225016, 450032, 800341, 900064, 1600682, 3201364, 6402728, 8803751, 12805456, 17607502, 25610912, 35215004, 70430008, 140860016, 281720032]

約数ペア:

[(1, 281720032), (2, 140860016), (4, 70430008), (8, 35215004), (11, 25610912), (16, 17607502), (22, 12805456), (32, 8803751), (44, 6402728), (88, 3201364), (176, 1600682), (313, 900064), (352, 800341), (626, 450032), (1252, 225016), (2504, 112508), (2557, 110176), (3443, 81824), (5008, 56254), (5114, 55088), (6886, 40912), (10016, 28127), (10228, 27544), (13772, 20456)]