81631512

素因数分解:

$2^3\times 3^2\times {\mathrm{89}}^1\times {\mathrm{12739}}^1$

素因数の和:12840

約数の個数: 48

約数和(自身を含む): 223587000

約数和(自身を除く): 141955488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 89, 178, 267, 356, 534, 712, 801, 1068, 1602, 2136, 3204, 6408, 12739, 25478, 38217, 50956, 76434, 101912, 114651, 152868, 229302, 305736, 458604, 917208, 1133771, 2267542, 3401313, 4535084, 6802626, 9070168, 10203939, 13605252, 20407878, 27210504, 40815756, 81631512]

約数ペア:

[(1, 81631512), (2, 40815756), (3, 27210504), (4, 20407878), (6, 13605252), (8, 10203939), (9, 9070168), (12, 6802626), (18, 4535084), (24, 3401313), (36, 2267542), (72, 1133771), (89, 917208), (178, 458604), (267, 305736), (356, 229302), (534, 152868), (712, 114651), (801, 101912), (1068, 76434), (1602, 50956), (2136, 38217), (3204, 25478), (6408, 12739)]