205379075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1709}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 305337600

約数和(自身を除く): 99958525

約数列:

[1, 5, 11, 19, 23, 25, 55, 95, 115, 209, 253, 275, 437, 475, 575, 1045, 1265, 1709, 2185, 4807, 5225, 6325, 8545, 10925, 18799, 24035, 32471, 39307, 42725, 93995, 120175, 162355, 196535, 357181, 432377, 469975, 746833, 811775, 982675, 1785905, 2161885, 3734165, 8215163, 8929525, 10809425, 18670825, 41075815, 205379075]

約数ペア:

[(1, 205379075), (5, 41075815), (11, 18670825), (19, 10809425), (23, 8929525), (25, 8215163), (55, 3734165), (95, 2161885), (115, 1785905), (209, 982675), (253, 811775), (275, 746833), (437, 469975), (475, 432377), (575, 357181), (1045, 196535), (1265, 162355), (1709, 120175), (2185, 93995), (4807, 42725), (5225, 39307), (6325, 32471), (8545, 24035), (10925, 18799)]