78720910

素因数分解:

$2^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{14551}}^1$

素因数の和:15099

約数の個数: 16

約数和(自身を含む): 141969312

約数和(自身を除く): 63248402

約数列:

[1, 2, 5, 10, 541, 1082, 2705, 5410, 14551, 29102, 72755, 145510, 7872091, 15744182, 39360455, 78720910]

約数ペア:

[(1, 78720910), (2, 39360455), (5, 15744182), (10, 7872091), (541, 145510), (1082, 72755), (2705, 29102), (5410, 14551)]