100642805

素因数分解:

$5^1\times {\mathrm{17}}^4\times {\mathrm{241}}^1$

素因数の和:314

約数の個数: 20

約数和(自身を含む): 128851932

約数和(自身を除く): 28209127

約数列:

[1, 5, 17, 85, 241, 289, 1205, 1445, 4097, 4913, 20485, 24565, 69649, 83521, 348245, 417605, 1184033, 5920165, 20128561, 100642805]

約数ペア:

[(1, 100642805), (5, 20128561), (17, 5920165), (85, 1184033), (241, 417605), (289, 348245), (1205, 83521), (1445, 69649), (4097, 24565), (4913, 20485)]