80776528

素因数分解:

$2^4\times 7^1\times {\mathrm{721219}}^1$

素因数の和:721234

約数の個数: 20

約数和(自身を含む): 178862560

約数和(自身を除く): 98086032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 721219, 1442438, 2884876, 5048533, 5769752, 10097066, 11539504, 20194132, 40388264, 80776528]

約数ペア:

[(1, 80776528), (2, 40388264), (4, 20194132), (7, 11539504), (8, 10097066), (14, 5769752), (16, 5048533), (28, 2884876), (56, 1442438), (112, 721219)]