39381997825

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1\times {\mathrm{3673}}^1$

素因数の和:4378

約数の個数: 48

約数和(自身を含む): 52810369920

約数和(自身を除く): 13428372095

約数列:

[1, 5, 23, 25, 29, 115, 145, 575, 643, 667, 725, 3215, 3335, 3673, 14789, 16075, 16675, 18365, 18647, 73945, 84479, 91825, 93235, 106517, 369725, 422395, 428881, 466175, 532585, 2111975, 2144405, 2361739, 2449891, 2662925, 10722025, 11808695, 12249455, 54319997, 59043475, 61247275, 68490431, 271599985, 342452155, 1357999925, 1575279913, 1712260775, 7876399565, 39381997825]

約数ペア:

[(1, 39381997825), (5, 7876399565), (23, 1712260775), (25, 1575279913), (29, 1357999925), (115, 342452155), (145, 271599985), (575, 68490431), (643, 61247275), (667, 59043475), (725, 54319997), (3215, 12249455), (3335, 11808695), (3673, 10722025), (14789, 2662925), (16075, 2449891), (16675, 2361739), (18365, 2144405), (18647, 2111975), (73945, 532585), (84479, 466175), (91825, 428881), (93235, 422395), (106517, 369725)]