208465075

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2131}}^1$

素因数の和:2204

約数の個数: 48

約数和(自身を含む): 325701376

約数和(自身を除く): 117236301

約数列:

[1, 5, 7, 13, 25, 35, 43, 65, 91, 175, 215, 301, 325, 455, 559, 1075, 1505, 2131, 2275, 2795, 3913, 7525, 10655, 13975, 14917, 19565, 27703, 53275, 74585, 91633, 97825, 138515, 193921, 372925, 458165, 641431, 692575, 969605, 1191229, 2290825, 3207155, 4848025, 5956145, 8338603, 16035775, 29780725, 41693015, 208465075]

約数ペア:

[(1, 208465075), (5, 41693015), (7, 29780725), (13, 16035775), (25, 8338603), (35, 5956145), (43, 4848025), (65, 3207155), (91, 2290825), (175, 1191229), (215, 969605), (301, 692575), (325, 641431), (455, 458165), (559, 372925), (1075, 193921), (1505, 138515), (2131, 97825), (2275, 91633), (2795, 74585), (3913, 53275), (7525, 27703), (10655, 19565), (13975, 14917)]