128159330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{12479}}^1$

素因数の和:12578

約数の個数: 32

約数和(自身を含む): 251596800

約数和(自身を除く): 123437470

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 2054, 5135, 10270, 12479, 24958, 62395, 124790, 162227, 324454, 811135, 985841, 1622270, 1971682, 4929205, 9858410, 12815933, 25631866, 64079665, 128159330]

約数ペア:

[(1, 128159330), (2, 64079665), (5, 25631866), (10, 12815933), (13, 9858410), (26, 4929205), (65, 1971682), (79, 1622270), (130, 985841), (158, 811135), (395, 324454), (790, 162227), (1027, 124790), (2054, 62395), (5135, 24958), (10270, 12479)]