71423390

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{80251}}^1$

素因数の和:80347

約数の個数: 16

約数和(自身を含む): 130008240

約数和(自身を除く): 58584850

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 80251, 160502, 401255, 802510, 7142339, 14284678, 35711695, 71423390]

約数ペア:

[(1, 71423390), (2, 35711695), (5, 14284678), (10, 7142339), (89, 802510), (178, 401255), (445, 160502), (890, 80251)]