68949190

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{77471}}^1$

素因数の和:77567

約数の個数: 16

約数和(自身を含む): 125504640

約数和(自身を除く): 56555450

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 77471, 154942, 387355, 774710, 6894919, 13789838, 34474595, 68949190]

約数ペア:

[(1, 68949190), (2, 34474595), (5, 13789838), (10, 6894919), (89, 774710), (178, 387355), (445, 154942), (890, 77471)]