80517420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{447319}}^1$

素因数の和:447334

約数の個数: 36

約数和(自身を含む): 244236720

約数和(自身を除く): 163719300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 447319, 894638, 1341957, 1789276, 2236595, 2683914, 4025871, 4473190, 5367828, 6709785, 8051742, 8946380, 13419570, 16103484, 20129355, 26839140, 40258710, 80517420]

約数ペア:

[(1, 80517420), (2, 40258710), (3, 26839140), (4, 20129355), (5, 16103484), (6, 13419570), (9, 8946380), (10, 8051742), (12, 6709785), (15, 5367828), (18, 4473190), (20, 4025871), (30, 2683914), (36, 2236595), (45, 1789276), (60, 1341957), (90, 894638), (180, 447319)]