81075276

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:420

約数の個数: 96

約数和(自身を含む): 221921280

約数和(自身を除く): 140846004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 127, 138, 207, 254, 257, 276, 381, 414, 508, 514, 621, 762, 771, 828, 1028, 1143, 1242, 1524, 1542, 2286, 2313, 2484, 2921, 3084, 3429, 4572, 4626, 5842, 5911, 6858, 6939, 8763, 9252, 11684, 11822, 13716, 13878, 17526, 17733, 23644, 26289, 27756, 32639, 35052, 35466, 52578, 53199, 65278, 70932, 78867, 97917, 105156, 106398, 130556, 157734, 159597, 195834, 212796, 293751, 315468, 319194, 391668, 587502, 638388, 750697, 881253, 1175004, 1501394, 1762506, 2252091, 3002788, 3525012, 4504182, 6756273, 9008364, 13512546, 20268819, 27025092, 40537638, 81075276]

約数ペア:

[(1, 81075276), (2, 40537638), (3, 27025092), (4, 20268819), (6, 13512546), (9, 9008364), (12, 6756273), (18, 4504182), (23, 3525012), (27, 3002788), (36, 2252091), (46, 1762506), (54, 1501394), (69, 1175004), (92, 881253), (108, 750697), (127, 638388), (138, 587502), (207, 391668), (254, 319194), (257, 315468), (276, 293751), (381, 212796), (414, 195834), (508, 159597), (514, 157734), (621, 130556), (762, 106398), (771, 105156), (828, 97917), (1028, 78867), (1143, 70932), (1242, 65278), (1524, 53199), (1542, 52578), (2286, 35466), (2313, 35052), (2484, 32639), (2921, 27756), (3084, 26289), (3429, 23644), (4572, 17733), (4626, 17526), (5842, 13878), (5911, 13716), (6858, 11822), (6939, 11684), (8763, 9252)]