68477680

素因数分解:

$2^4\times 5^1\times {\mathrm{599}}^1\times {\mathrm{1429}}^1$

素因数の和:2041

約数の個数: 40

約数和(自身を含む): 159588000

約数和(自身を除く): 91110320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 599, 1198, 1429, 2396, 2858, 2995, 4792, 5716, 5990, 7145, 9584, 11432, 11980, 14290, 22864, 23960, 28580, 47920, 57160, 114320, 855971, 1711942, 3423884, 4279855, 6847768, 8559710, 13695536, 17119420, 34238840, 68477680]

約数ペア:

[(1, 68477680), (2, 34238840), (4, 17119420), (5, 13695536), (8, 8559710), (10, 6847768), (16, 4279855), (20, 3423884), (40, 1711942), (80, 855971), (599, 114320), (1198, 57160), (1429, 47920), (2396, 28580), (2858, 23960), (2995, 22864), (4792, 14290), (5716, 11980), (5990, 11432), (7145, 9584)]