78811024

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{80749}}^1$

素因数の和:80818

約数の個数: 20

約数和(自身を含む): 155201500

約数和(自身を除く): 76390476

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 80749, 161498, 322996, 645992, 1291984, 4925689, 9851378, 19702756, 39405512, 78811024]

約数ペア:

[(1, 78811024), (2, 39405512), (4, 19702756), (8, 9851378), (16, 4925689), (61, 1291984), (122, 645992), (244, 322996), (488, 161498), (976, 80749)]