8021216810

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{10153439}}^1$

素因数の和:10153525

約数の個数: 16

約数和(自身を含む): 14620953600

約数和(自身を除く): 6599736790

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 10153439, 20306878, 50767195, 101534390, 802121681, 1604243362, 4010608405, 8021216810]

約数ペア:

[(1, 8021216810), (2, 4010608405), (5, 1604243362), (10, 802121681), (79, 101534390), (158, 50767195), (395, 20306878), (790, 10153439)]