256865200436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{32321}}^1\times {\mathrm{152833}}^1$

素因数の和:185171

約数の個数: 24

約数和(自身を含む): 484110253704

約数和(自身を除く): 227245053268

約数列:

[1, 2, 4, 13, 26, 52, 32321, 64642, 129284, 152833, 305666, 420173, 611332, 840346, 1680692, 1986829, 3973658, 7947316, 4939715393, 9879430786, 19758861572, 64216300109, 128432600218, 256865200436]

約数ペア:

[(1, 256865200436), (2, 128432600218), (4, 64216300109), (13, 19758861572), (26, 9879430786), (52, 4939715393), (32321, 7947316), (64642, 3973658), (129284, 1986829), (152833, 1680692), (305666, 840346), (420173, 611332)]