64341776

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:491

約数の個数: 40

約数和(自身を含む): 127056600

約数和(自身を除く): 62714824

約数列:

[1, 2, 4, 8, 16, 137, 149, 197, 274, 298, 394, 548, 596, 788, 1096, 1192, 1576, 2192, 2384, 3152, 20413, 26989, 29353, 40826, 53978, 58706, 81652, 107956, 117412, 163304, 215912, 234824, 326608, 431824, 469648, 4021361, 8042722, 16085444, 32170888, 64341776]

約数ペア:

[(1, 64341776), (2, 32170888), (4, 16085444), (8, 8042722), (16, 4021361), (137, 469648), (149, 431824), (197, 326608), (274, 234824), (298, 215912), (394, 163304), (548, 117412), (596, 107956), (788, 81652), (1096, 58706), (1192, 53978), (1576, 40826), (2192, 29353), (2384, 26989), (3152, 20413)]