7180375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 32

約数和(自身を含む): 9884160

約数和(自身を除く): 2703785

約数列:

[1, 5, 17, 25, 31, 85, 109, 125, 155, 425, 527, 545, 775, 1853, 2125, 2635, 2725, 3379, 3875, 9265, 13175, 13625, 16895, 46325, 57443, 65875, 84475, 231625, 287215, 422375, 1436075, 7180375]

約数ペア:

[(1, 7180375), (5, 1436075), (17, 422375), (25, 287215), (31, 231625), (85, 84475), (109, 65875), (125, 57443), (155, 46325), (425, 16895), (527, 13625), (545, 13175), (775, 9265), (1853, 3875), (2125, 3379), (2635, 2725)]