77138416

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{155521}}^1$

素因数の和:155560

約数の個数: 20

約数和(自身を含む): 154277824

約数和(自身を除く): 77139408

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 155521, 311042, 622084, 1244168, 2488336, 4821151, 9642302, 19284604, 38569208, 77138416]

約数ペア:

[(1, 77138416), (2, 38569208), (4, 19284604), (8, 9642302), (16, 4821151), (31, 2488336), (62, 1244168), (124, 622084), (248, 311042), (496, 155521)]