65665616

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:539

約数の個数: 40

約数和(自身を含む): 129929184

約数和(自身を除く): 64263568

約数列:

[1, 2, 4, 8, 16, 83, 166, 197, 251, 332, 394, 502, 664, 788, 1004, 1328, 1576, 2008, 3152, 4016, 16351, 20833, 32702, 41666, 49447, 65404, 83332, 98894, 130808, 166664, 197788, 261616, 333328, 395576, 791152, 4104101, 8208202, 16416404, 32832808, 65665616]

約数ペア:

[(1, 65665616), (2, 32832808), (4, 16416404), (8, 8208202), (16, 4104101), (83, 791152), (166, 395576), (197, 333328), (251, 261616), (332, 197788), (394, 166664), (502, 130808), (664, 98894), (788, 83332), (1004, 65404), (1328, 49447), (1576, 41666), (2008, 32702), (3152, 20833), (4016, 16351)]