78164272

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{21521}}^1$

素因数の和:21756

約数の個数: 20

約数和(自身を含む): 152117496

約数和(自身を除く): 73953224

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 21521, 43042, 86084, 172168, 344336, 4885267, 9770534, 19541068, 39082136, 78164272]

約数ペア:

[(1, 78164272), (2, 39082136), (4, 19541068), (8, 9770534), (16, 4885267), (227, 344336), (454, 172168), (908, 86084), (1816, 43042), (3632, 21521)]