81859668

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{457}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 221598720

約数和(自身を除く): 139739052

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 59, 66, 69, 92, 118, 132, 138, 177, 236, 253, 276, 354, 457, 506, 649, 708, 759, 914, 1012, 1298, 1357, 1371, 1518, 1828, 1947, 2596, 2714, 2742, 3036, 3894, 4071, 5027, 5428, 5484, 7788, 8142, 10054, 10511, 14927, 15081, 16284, 20108, 21022, 26963, 29854, 30162, 31533, 42044, 44781, 53926, 59708, 60324, 63066, 80889, 89562, 107852, 115621, 126132, 161778, 179124, 231242, 296593, 323556, 346863, 462484, 593186, 620149, 693726, 889779, 1186372, 1240298, 1387452, 1779558, 1860447, 2480596, 3559116, 3720894, 6821639, 7441788, 13643278, 20464917, 27286556, 40929834, 81859668]

約数ペア:

[(1, 81859668), (2, 40929834), (3, 27286556), (4, 20464917), (6, 13643278), (11, 7441788), (12, 6821639), (22, 3720894), (23, 3559116), (33, 2480596), (44, 1860447), (46, 1779558), (59, 1387452), (66, 1240298), (69, 1186372), (92, 889779), (118, 693726), (132, 620149), (138, 593186), (177, 462484), (236, 346863), (253, 323556), (276, 296593), (354, 231242), (457, 179124), (506, 161778), (649, 126132), (708, 115621), (759, 107852), (914, 89562), (1012, 80889), (1298, 63066), (1357, 60324), (1371, 59708), (1518, 53926), (1828, 44781), (1947, 42044), (2596, 31533), (2714, 30162), (2742, 29854), (3036, 26963), (3894, 21022), (4071, 20108), (5027, 16284), (5428, 15081), (5484, 14927), (7788, 10511), (8142, 10054)]