81422568

素因数分解:

$2^3\times 3^2\times {\mathrm{313}}^1\times {\mathrm{3613}}^1$

素因数の和:3938

約数の個数: 48

約数和(自身を含む): 221285220

約数和(自身を除く): 139862652

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 313, 626, 939, 1252, 1878, 2504, 2817, 3613, 3756, 5634, 7226, 7512, 10839, 11268, 14452, 21678, 22536, 28904, 32517, 43356, 65034, 86712, 130068, 260136, 1130869, 2261738, 3392607, 4523476, 6785214, 9046952, 10177821, 13570428, 20355642, 27140856, 40711284, 81422568]

約数ペア:

[(1, 81422568), (2, 40711284), (3, 27140856), (4, 20355642), (6, 13570428), (8, 10177821), (9, 9046952), (12, 6785214), (18, 4523476), (24, 3392607), (36, 2261738), (72, 1130869), (313, 260136), (626, 130068), (939, 86712), (1252, 65034), (1878, 43356), (2504, 32517), (2817, 28904), (3613, 22536), (3756, 21678), (5634, 14452), (7226, 11268), (7512, 10839)]