68714840

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{9491}}^1$

素因数の和:9683

約数の個数: 32

約数和(自身を含む): 155478960

約数和(自身を除く): 86764120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7240, 9491, 18982, 37964, 47455, 75928, 94910, 189820, 379640, 1717871, 3435742, 6871484, 8589355, 13742968, 17178710, 34357420, 68714840]

約数ペア:

[(1, 68714840), (2, 34357420), (4, 17178710), (5, 13742968), (8, 8589355), (10, 6871484), (20, 3435742), (40, 1717871), (181, 379640), (362, 189820), (724, 94910), (905, 75928), (1448, 47455), (1810, 37964), (3620, 18982), (7240, 9491)]