79643120

素因数分解:

$2^4\times 5^1\times {\mathrm{995539}}^1$

素因数の和:995552

約数の個数: 20

約数和(自身を含む): 185170440

約数和(自身を除く): 105527320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 995539, 1991078, 3982156, 4977695, 7964312, 9955390, 15928624, 19910780, 39821560, 79643120]

約数ペア:

[(1, 79643120), (2, 39821560), (4, 19910780), (5, 15928624), (8, 9955390), (10, 7964312), (16, 4977695), (20, 3982156), (40, 1991078), (80, 995539)]