25984700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{5303}}^1$

素因数の和:5331

約数の個数: 54

約数和(自身を含む): 65605176

約数和(自身を除く): 39620476

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, 5303, 10606, 21212, 26515, 37121, 53030, 74242, 106060, 132575, 148484, 185605, 259847, 265150, 371210, 519694, 530300, 742420, 928025, 1039388, 1299235, 1856050, 2598470, 3712100, 5196940, 6496175, 12992350, 25984700]

約数ペア:

[(1, 25984700), (2, 12992350), (4, 6496175), (5, 5196940), (7, 3712100), (10, 2598470), (14, 1856050), (20, 1299235), (25, 1039388), (28, 928025), (35, 742420), (49, 530300), (50, 519694), (70, 371210), (98, 265150), (100, 259847), (140, 185605), (175, 148484), (196, 132575), (245, 106060), (350, 74242), (490, 53030), (700, 37121), (980, 26515), (1225, 21212), (2450, 10606), (4900, 5303)]