80285200

素因数分解:

$2^4\times 5^2\times {\mathrm{200713}}^1$

素因数の和:200731

約数の個数: 30

約数和(自身を含む): 192886154

約数和(自身を除く): 112600954

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 200713, 401426, 802852, 1003565, 1605704, 2007130, 3211408, 4014260, 5017825, 8028520, 10035650, 16057040, 20071300, 40142600, 80285200]

約数ペア:

[(1, 80285200), (2, 40142600), (4, 20071300), (5, 16057040), (8, 10035650), (10, 8028520), (16, 5017825), (20, 4014260), (25, 3211408), (40, 2007130), (50, 1605704), (80, 1003565), (100, 802852), (200, 401426), (400, 200713)]