81591268

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{5813}}^1$

素因数の和:5868

約数の個数: 36

約数和(自身を含む): 162385020

約数和(自身を除く): 80793752

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 121, 242, 319, 484, 638, 1276, 3509, 5813, 7018, 11626, 14036, 23252, 63943, 127886, 168577, 255772, 337154, 674308, 703373, 1406746, 1854347, 2813492, 3708694, 7417388, 20397817, 40795634, 81591268]

約数ペア:

[(1, 81591268), (2, 40795634), (4, 20397817), (11, 7417388), (22, 3708694), (29, 2813492), (44, 1854347), (58, 1406746), (116, 703373), (121, 674308), (242, 337154), (319, 255772), (484, 168577), (638, 127886), (1276, 63943), (3509, 23252), (5813, 14036), (7018, 11626)]