196556975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{4243}}^1$

素因数の和:4379

約数の個数: 24

約数和(自身を含む): 260496720

約数和(自身を除く): 63939745

約数列:

[1, 5, 17, 25, 85, 109, 425, 545, 1853, 2725, 4243, 9265, 21215, 46325, 72131, 106075, 360655, 462487, 1803275, 2312435, 7862279, 11562175, 39311395, 196556975]

約数ペア:

[(1, 196556975), (5, 39311395), (17, 11562175), (25, 7862279), (85, 2312435), (109, 1803275), (425, 462487), (545, 360655), (1853, 106075), (2725, 72131), (4243, 46325), (9265, 21215)]