80493205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{929}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 109992960

約数和(自身を除く): 29499755

約数列:

[1, 5, 13, 31, 43, 65, 155, 215, 403, 559, 929, 1333, 2015, 2795, 4645, 6665, 12077, 17329, 28799, 39947, 60385, 86645, 143995, 199735, 374387, 519311, 1238357, 1871935, 2596555, 6191785, 16098641, 80493205]

約数ペア:

[(1, 80493205), (5, 16098641), (13, 6191785), (31, 2596555), (43, 1871935), (65, 1238357), (155, 519311), (215, 374387), (403, 199735), (559, 143995), (929, 86645), (1333, 60385), (2015, 39947), (2795, 28799), (4645, 17329), (6665, 12077)]