64406576

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{23819}}^1$

素因数の和:23853

約数の個数: 30

約数和(自身を含む): 135130860

約数和(自身を除く): 70724284

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 23819, 47638, 95276, 190552, 309647, 381104, 619294, 1238588, 2477176, 4025411, 4954352, 8050822, 16101644, 32203288, 64406576]

約数ペア:

[(1, 64406576), (2, 32203288), (4, 16101644), (8, 8050822), (13, 4954352), (16, 4025411), (26, 2477176), (52, 1238588), (104, 619294), (169, 381104), (208, 309647), (338, 190552), (676, 95276), (1352, 47638), (2704, 23819)]