81916016

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:598

約数の個数: 80

約数和(自身を含む): 197320704

約数和(自身を除く): 115404688

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 127, 182, 208, 254, 364, 443, 508, 728, 886, 889, 1016, 1456, 1651, 1772, 1778, 2032, 3101, 3302, 3544, 3556, 5759, 6202, 6604, 7088, 7112, 11518, 11557, 12404, 13208, 14224, 23036, 23114, 24808, 26416, 40313, 46072, 46228, 49616, 56261, 80626, 92144, 92456, 112522, 161252, 184912, 225044, 322504, 393827, 450088, 645008, 731393, 787654, 900176, 1462786, 1575308, 2925572, 3150616, 5119751, 5851144, 6301232, 10239502, 11702288, 20479004, 40958008, 81916016]

約数ペア:

[(1, 81916016), (2, 40958008), (4, 20479004), (7, 11702288), (8, 10239502), (13, 6301232), (14, 5851144), (16, 5119751), (26, 3150616), (28, 2925572), (52, 1575308), (56, 1462786), (91, 900176), (104, 787654), (112, 731393), (127, 645008), (182, 450088), (208, 393827), (254, 322504), (364, 225044), (443, 184912), (508, 161252), (728, 112522), (886, 92456), (889, 92144), (1016, 80626), (1456, 56261), (1651, 49616), (1772, 46228), (1778, 46072), (2032, 40313), (3101, 26416), (3302, 24808), (3544, 23114), (3556, 23036), (5759, 14224), (6202, 13208), (6604, 12404), (7088, 11557), (7112, 11518)]