64831912

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1327}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 126213120

約数和(自身を除く): 61381208

約数列:

[1, 2, 4, 8, 31, 62, 124, 197, 248, 394, 788, 1327, 1576, 2654, 5308, 6107, 10616, 12214, 24428, 41137, 48856, 82274, 164548, 261419, 329096, 522838, 1045676, 2091352, 8103989, 16207978, 32415956, 64831912]

約数ペア:

[(1, 64831912), (2, 32415956), (4, 16207978), (8, 8103989), (31, 2091352), (62, 1045676), (124, 522838), (197, 329096), (248, 261419), (394, 164548), (788, 82274), (1327, 48856), (1576, 41137), (2654, 24428), (5308, 12214), (6107, 10616)]