71888225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 99517440

約数和(自身を除く): 27629215

約数列:

[1, 5, 23, 25, 31, 37, 109, 115, 155, 185, 545, 575, 713, 775, 851, 925, 1147, 2507, 2725, 3379, 3565, 4033, 4255, 5735, 12535, 16895, 17825, 20165, 21275, 26381, 28675, 62675, 77717, 84475, 92759, 100825, 125023, 131905, 388585, 463795, 625115, 659525, 1942925, 2318975, 2875529, 3125575, 14377645, 71888225]

約数ペア:

[(1, 71888225), (5, 14377645), (23, 3125575), (25, 2875529), (31, 2318975), (37, 1942925), (109, 659525), (115, 625115), (155, 463795), (185, 388585), (545, 131905), (575, 125023), (713, 100825), (775, 92759), (851, 84475), (925, 77717), (1147, 62675), (2507, 28675), (2725, 26381), (3379, 21275), (3565, 20165), (4033, 17825), (4255, 16895), (5735, 12535)]