80949895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{347}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 108859968

約数和(自身を除く): 27910073

約数列:

[1, 5, 13, 37, 65, 97, 185, 347, 481, 485, 1261, 1735, 2405, 3589, 4511, 6305, 12839, 17945, 22555, 33659, 46657, 64195, 166907, 168295, 233285, 437567, 834535, 1245383, 2187835, 6226915, 16189979, 80949895]

約数ペア:

[(1, 80949895), (5, 16189979), (13, 6226915), (37, 2187835), (65, 1245383), (97, 834535), (185, 437567), (347, 233285), (481, 168295), (485, 166907), (1261, 64195), (1735, 46657), (2405, 33659), (3589, 22555), (4511, 17945), (6305, 12839)]