81358070

素因数分解:

$2^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{26501}}^1$

素因数の和:26815

約数の個数: 16

約数和(自身を含む): 146927088

約数和(自身を除く): 65569018

約数列:

[1, 2, 5, 10, 307, 614, 1535, 3070, 26501, 53002, 132505, 265010, 8135807, 16271614, 40679035, 81358070]

約数ペア:

[(1, 81358070), (2, 40679035), (5, 16271614), (10, 8135807), (307, 265010), (614, 132505), (1535, 53002), (3070, 26501)]