66770815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{809}}^1\times {\mathrm{971}}^1$

素因数の和:1802

約数の個数: 16

約数和(自身を含む): 85030560

約数和(自身を除く): 18259745

約数列:

[1, 5, 17, 85, 809, 971, 4045, 4855, 13753, 16507, 68765, 82535, 785539, 3927695, 13354163, 66770815]

約数ペア:

[(1, 66770815), (5, 13354163), (17, 3927695), (85, 785539), (809, 82535), (971, 68765), (4045, 16507), (4855, 13753)]