28111300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{5737}}^1$

素因数の和:5765

約数の個数: 54

約数和(自身を含む): 70973322

約数和(自身を除く): 42862022

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 5737, 11474, 22948, 28685, 40159, 57370, 80318, 114740, 143425, 160636, 200795, 281113, 286850, 401590, 562226, 573700, 803180, 1003975, 1124452, 1405565, 2007950, 2811130, 4015900, 5622260, 7027825, 14055650, 28111300]

約数ペア:

[(1, 28111300), (2, 14055650), (4, 7027825), (5, 5622260), (7, 4015900), (10, 2811130), (14, 2007950), (20, 1405565), (25, 1124452), (28, 1003975), (35, 803180), (49, 573700), (50, 562226), (70, 401590), (98, 286850), (100, 281113), (140, 200795), (175, 160636), (196, 143425), (245, 114740), (350, 80318), (490, 57370), (700, 40159), (980, 28685), (1225, 22948), (2450, 11474), (4900, 5737)]