81807028

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{79}}^2\times {\mathrm{113}}^1$

素因数の和:304

約数の個数: 36

約数和(自身を含む): 151324740

約数和(自身を除く): 69517712

約数列:

[1, 2, 4, 29, 58, 79, 113, 116, 158, 226, 316, 452, 2291, 3277, 4582, 6241, 6554, 8927, 9164, 12482, 13108, 17854, 24964, 35708, 180989, 258883, 361978, 517766, 705233, 723956, 1035532, 1410466, 2820932, 20451757, 40903514, 81807028]

約数ペア:

[(1, 81807028), (2, 40903514), (4, 20451757), (29, 2820932), (58, 1410466), (79, 1035532), (113, 723956), (116, 705233), (158, 517766), (226, 361978), (316, 258883), (452, 180989), (2291, 35708), (3277, 24964), (4582, 17854), (6241, 13108), (6554, 12482), (8927, 9164)]