996949100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{203459}}^1$

素因数の和:203487

約数の個数: 54

約数和(自身を含む): 2516596740

約数和(自身を除く): 1519647640

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, 203459, 406918, 813836, 1017295, 1424213, 2034590, 2848426, 4069180, 5086475, 5696852, 7121065, 9969491, 10172950, 14242130, 19938982, 20345900, 28484260, 35605325, 39877964, 49847455, 71210650, 99694910, 142421300, 199389820, 249237275, 498474550, 996949100]

約数ペア:

[(1, 996949100), (2, 498474550), (4, 249237275), (5, 199389820), (7, 142421300), (10, 99694910), (14, 71210650), (20, 49847455), (25, 39877964), (28, 35605325), (35, 28484260), (49, 20345900), (50, 19938982), (70, 14242130), (98, 10172950), (100, 9969491), (140, 7121065), (175, 5696852), (196, 5086475), (245, 4069180), (350, 2848426), (490, 2034590), (700, 1424213), (980, 1017295), (1225, 813836), (2450, 406918), (4900, 203459)]