25761008

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1361}}^1$

素因数の和:1402

約数の個数: 60

約数和(自身を含む): 61813008

約数和(自身を除く): 36052000

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 1183, 1352, 1361, 1456, 2366, 2704, 2722, 4732, 5444, 9464, 9527, 10888, 17693, 18928, 19054, 21776, 35386, 38108, 70772, 76216, 123851, 141544, 152432, 230009, 247702, 283088, 460018, 495404, 920036, 990808, 1610063, 1840072, 1981616, 3220126, 3680144, 6440252, 12880504, 25761008]

約数ペア:

[(1, 25761008), (2, 12880504), (4, 6440252), (7, 3680144), (8, 3220126), (13, 1981616), (14, 1840072), (16, 1610063), (26, 990808), (28, 920036), (52, 495404), (56, 460018), (91, 283088), (104, 247702), (112, 230009), (169, 152432), (182, 141544), (208, 123851), (338, 76216), (364, 70772), (676, 38108), (728, 35386), (1183, 21776), (1352, 19054), (1361, 18928), (1456, 17693), (2366, 10888), (2704, 9527), (2722, 9464), (4732, 5444)]