64954768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4969}}^1$

素因数の和:5039

約数の個数: 40

約数和(自身を含む): 135581600

約数和(自身を除く): 70626832

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 3268, 4969, 6536, 9938, 13072, 19876, 39752, 79504, 94411, 188822, 213667, 377644, 427334, 755288, 854668, 1510576, 1709336, 3418672, 4059673, 8119346, 16238692, 32477384, 64954768]

約数ペア:

[(1, 64954768), (2, 32477384), (4, 16238692), (8, 8119346), (16, 4059673), (19, 3418672), (38, 1709336), (43, 1510576), (76, 854668), (86, 755288), (152, 427334), (172, 377644), (304, 213667), (344, 188822), (688, 94411), (817, 79504), (1634, 39752), (3268, 19876), (4969, 13072), (6536, 9938)]