68960008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{17921}}^1$

素因数の和:17977

約数の個数: 32

約数和(自身を含む): 143017560

約数和(自身を除く): 74057552

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 17921, 35842, 71684, 143368, 232973, 465946, 663077, 931892, 1326154, 1863784, 2652308, 5304616, 8620001, 17240002, 34480004, 68960008]

約数ペア:

[(1, 68960008), (2, 34480004), (4, 17240002), (8, 8620001), (13, 5304616), (26, 2652308), (37, 1863784), (52, 1326154), (74, 931892), (104, 663077), (148, 465946), (296, 232973), (481, 143368), (962, 71684), (1924, 35842), (3848, 17921)]