68989984

素因数分解:

$2^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6553}}^1$

素因数の和:6617

約数の個数: 48

約数和(自身を含む): 158554368

約数和(自身を除く): 89564384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 94, 112, 188, 224, 329, 376, 658, 752, 1316, 1504, 2632, 5264, 6553, 10528, 13106, 26212, 45871, 52424, 91742, 104848, 183484, 209696, 307991, 366968, 615982, 733936, 1231964, 1467872, 2155937, 2463928, 4311874, 4927856, 8623748, 9855712, 17247496, 34494992, 68989984]

約数ペア:

[(1, 68989984), (2, 34494992), (4, 17247496), (7, 9855712), (8, 8623748), (14, 4927856), (16, 4311874), (28, 2463928), (32, 2155937), (47, 1467872), (56, 1231964), (94, 733936), (112, 615982), (188, 366968), (224, 307991), (329, 209696), (376, 183484), (658, 104848), (752, 91742), (1316, 52424), (1504, 45871), (2632, 26212), (5264, 13106), (6553, 10528)]