80704005

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{881}}^1$

素因数の和:1117

約数の個数: 32

約数和(自身を含む): 134120448

約数和(自身を除く): 53416443

約数列:

[1, 3, 5, 15, 31, 93, 155, 197, 465, 591, 881, 985, 2643, 2955, 4405, 6107, 13215, 18321, 27311, 30535, 81933, 91605, 136555, 173557, 409665, 520671, 867785, 2603355, 5380267, 16140801, 26901335, 80704005]

約数ペア:

[(1, 80704005), (3, 26901335), (5, 16140801), (15, 5380267), (31, 2603355), (93, 867785), (155, 520671), (197, 409665), (465, 173557), (591, 136555), (881, 91605), (985, 81933), (2643, 30535), (2955, 27311), (4405, 18321), (6107, 13215)]