68740175

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12671}}^1$

素因数の和:12719

約数の個数: 24

約数和(自身を含む): 100564992

約数和(自身を除く): 31824817

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 5425, 12671, 63355, 88697, 316775, 392801, 443485, 1964005, 2217425, 2749607, 9820025, 13748035, 68740175]

約数ペア:

[(1, 68740175), (5, 13748035), (7, 9820025), (25, 2749607), (31, 2217425), (35, 1964005), (155, 443485), (175, 392801), (217, 316775), (775, 88697), (1085, 63355), (5425, 12671)]