64804816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2677}}^1$

素因数の和:2791

約数の個数: 40

約数和(自身を含む): 134489160

約数和(自身を除く): 69684344

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 89, 136, 178, 272, 356, 712, 1424, 1513, 2677, 3026, 5354, 6052, 10708, 12104, 21416, 24208, 42832, 45509, 91018, 182036, 238253, 364072, 476506, 728144, 953012, 1906024, 3812048, 4050301, 8100602, 16201204, 32402408, 64804816]

約数ペア:

[(1, 64804816), (2, 32402408), (4, 16201204), (8, 8100602), (16, 4050301), (17, 3812048), (34, 1906024), (68, 953012), (89, 728144), (136, 476506), (178, 364072), (272, 238253), (356, 182036), (712, 91018), (1424, 45509), (1513, 42832), (2677, 24208), (3026, 21416), (5354, 12104), (6052, 10708)]