80448810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{206279}}^1$

素因数の和:206302

約数の個数: 32

約数和(自身を含む): 207930240

約数和(自身を除く): 127481430

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 206279, 412558, 618837, 1031395, 1237674, 2062790, 2681627, 3094185, 5363254, 6188370, 8044881, 13408135, 16089762, 26816270, 40224405, 80448810]

約数ペア:

[(1, 80448810), (2, 40224405), (3, 26816270), (5, 16089762), (6, 13408135), (10, 8044881), (13, 6188370), (15, 5363254), (26, 3094185), (30, 2681627), (39, 2062790), (65, 1237674), (78, 1031395), (130, 618837), (195, 412558), (390, 206279)]