64392208

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{659}}^1$

素因数の和:895

約数の個数: 40

約数和(自身を含む): 129634560

約数和(自身を除く): 65242352

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 197, 248, 394, 496, 659, 788, 1318, 1576, 2636, 3152, 5272, 6107, 10544, 12214, 20429, 24428, 40858, 48856, 81716, 97712, 129823, 163432, 259646, 326864, 519292, 1038584, 2077168, 4024513, 8049026, 16098052, 32196104, 64392208]

約数ペア:

[(1, 64392208), (2, 32196104), (4, 16098052), (8, 8049026), (16, 4024513), (31, 2077168), (62, 1038584), (124, 519292), (197, 326864), (248, 259646), (394, 163432), (496, 129823), (659, 97712), (788, 81716), (1318, 48856), (1576, 40858), (2636, 24428), (3152, 20429), (5272, 12214), (6107, 10544)]