84045200

素因数分解:

$2^4\times 5^2\times {\mathrm{210113}}^1$

素因数の和:210131

約数の個数: 30

約数和(自身を含む): 201919554

約数和(自身を除く): 117874354

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 210113, 420226, 840452, 1050565, 1680904, 2101130, 3361808, 4202260, 5252825, 8404520, 10505650, 16809040, 21011300, 42022600, 84045200]

約数ペア:

[(1, 84045200), (2, 42022600), (4, 21011300), (5, 16809040), (8, 10505650), (10, 8404520), (16, 5252825), (20, 4202260), (25, 3361808), (40, 2101130), (50, 1680904), (80, 1050565), (100, 840452), (200, 420226), (400, 210113)]