68607680

素因数分解:

$2^6\times 5^1\times {\mathrm{214399}}^1$

素因数の和:214416

約数の個数: 28

約数和(自身を含む): 163372800

約数和(自身を除く): 94765120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 214399, 428798, 857596, 1071995, 1715192, 2143990, 3430384, 4287980, 6860768, 8575960, 13721536, 17151920, 34303840, 68607680]

約数ペア:

[(1, 68607680), (2, 34303840), (4, 17151920), (5, 13721536), (8, 8575960), (10, 6860768), (16, 4287980), (20, 3430384), (32, 2143990), (40, 1715192), (64, 1071995), (80, 857596), (160, 428798), (320, 214399)]