125207740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{127763}}^1$

素因数の和:127786

約数の個数: 36

約数和(自身を含む): 305867016

約数和(自身を除く): 180659276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 127763, 255526, 511052, 638815, 894341, 1277630, 1788682, 2555260, 3577364, 4471705, 6260387, 8943410, 12520774, 17886820, 25041548, 31301935, 62603870, 125207740]

約数ペア:

[(1, 125207740), (2, 62603870), (4, 31301935), (5, 25041548), (7, 17886820), (10, 12520774), (14, 8943410), (20, 6260387), (28, 4471705), (35, 3577364), (49, 2555260), (70, 1788682), (98, 1277630), (140, 894341), (196, 638815), (245, 511052), (490, 255526), (980, 127763)]