66548176

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{491}}^1$

素因数の和:739

約数の個数: 40

約数和(自身を含む): 132875424

約数和(自身を除く): 66327248

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 197, 344, 394, 491, 688, 788, 982, 1576, 1964, 3152, 3928, 7856, 8471, 16942, 21113, 33884, 42226, 67768, 84452, 96727, 135536, 168904, 193454, 337808, 386908, 773816, 1547632, 4159261, 8318522, 16637044, 33274088, 66548176]

約数ペア:

[(1, 66548176), (2, 33274088), (4, 16637044), (8, 8318522), (16, 4159261), (43, 1547632), (86, 773816), (172, 386908), (197, 337808), (344, 193454), (394, 168904), (491, 135536), (688, 96727), (788, 84452), (982, 67768), (1576, 42226), (1964, 33884), (3152, 21113), (3928, 16942), (7856, 8471)]