68711344

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{25411}}^1$

素因数の和:25445

約数の個数: 30

約数和(自身を含む): 144162276

約数和(自身を除く): 75450932

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 25411, 50822, 101644, 203288, 330343, 406576, 660686, 1321372, 2642744, 4294459, 5285488, 8588918, 17177836, 34355672, 68711344]

約数ペア:

[(1, 68711344), (2, 34355672), (4, 17177836), (8, 8588918), (13, 5285488), (16, 4294459), (26, 2642744), (52, 1321372), (104, 660686), (169, 406576), (208, 330343), (338, 203288), (676, 101644), (1352, 50822), (2704, 25411)]