7980175

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1471}}^1$

素因数の和:1519

約数の個数: 24

約数和(自身を含む): 11681792

約数和(自身を除く): 3701617

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 1471, 5425, 7355, 10297, 36775, 45601, 51485, 228005, 257425, 319207, 1140025, 1596035, 7980175]

約数ペア:

[(1, 7980175), (5, 1596035), (7, 1140025), (25, 319207), (31, 257425), (35, 228005), (155, 51485), (175, 45601), (217, 36775), (775, 10297), (1085, 7355), (1471, 5425)]