80978828

素因数分解:

$2^2\times 7^1\times {\mathrm{751}}^1\times {\mathrm{3851}}^1$

素因数の和:4613

約数の個数: 24

約数和(自身を含む): 162215424

約数和(自身を除く): 81236596

約数列:

[1, 2, 4, 7, 14, 28, 751, 1502, 3004, 3851, 5257, 7702, 10514, 15404, 21028, 26957, 53914, 107828, 2892101, 5784202, 11568404, 20244707, 40489414, 80978828]

約数ペア:

[(1, 80978828), (2, 40489414), (4, 20244707), (7, 11568404), (14, 5784202), (28, 2892101), (751, 107828), (1502, 53914), (3004, 26957), (3851, 21028), (5257, 15404), (7702, 10514)]