290386330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{12479}}^1$

素因数の和:12678

約数の個数: 32

約数和(自身を含む): 566092800

約数和(自身を除く): 275706470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 179, 358, 895, 1790, 2327, 4654, 11635, 12479, 23270, 24958, 62395, 124790, 162227, 324454, 811135, 1622270, 2233741, 4467482, 11168705, 22337410, 29038633, 58077266, 145193165, 290386330]

約数ペア:

[(1, 290386330), (2, 145193165), (5, 58077266), (10, 29038633), (13, 22337410), (26, 11168705), (65, 4467482), (130, 2233741), (179, 1622270), (358, 811135), (895, 324454), (1790, 162227), (2327, 124790), (4654, 62395), (11635, 24958), (12479, 23270)]