80325712

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{161947}}^1$

素因数の和:161986

約数の個数: 20

約数和(自身を含む): 160652416

約数和(自身を除く): 80326704

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 161947, 323894, 647788, 1295576, 2591152, 5020357, 10040714, 20081428, 40162856, 80325712]

約数ペア:

[(1, 80325712), (2, 40162856), (4, 20081428), (8, 10040714), (16, 5020357), (31, 2591152), (62, 1295576), (124, 647788), (248, 323894), (496, 161947)]