80920364

素因数分解:

$2^2\times 7^2\times {\mathrm{412859}}^1$

素因数の和:412877

約数の個数: 18

約数和(自身を含む): 164731140

約数和(自身を除く): 83810776

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 412859, 825718, 1651436, 2890013, 5780026, 11560052, 20230091, 40460182, 80920364]

約数ペア:

[(1, 80920364), (2, 40460182), (4, 20230091), (7, 11560052), (14, 5780026), (28, 2890013), (49, 1651436), (98, 825718), (196, 412859)]