55864912

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{81199}}^1$

素因数の和:81250

約数の個数: 20

約数和(自身を含む): 110756800

約数和(自身を除く): 54891888

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 81199, 162398, 324796, 649592, 1299184, 3491557, 6983114, 13966228, 27932456, 55864912]

約数ペア:

[(1, 55864912), (2, 27932456), (4, 13966228), (8, 6983114), (16, 3491557), (43, 1299184), (86, 649592), (172, 324796), (344, 162398), (688, 81199)]