66695725

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2099}}^1$

素因数の和:2181

約数の個数: 24

約数和(自身を含む): 87494400

約数和(自身を除く): 20798675

約数列:

[1, 5, 25, 31, 41, 155, 205, 775, 1025, 1271, 2099, 6355, 10495, 31775, 52475, 65069, 86059, 325345, 430295, 1626725, 2151475, 2667829, 13339145, 66695725]

約数ペア:

[(1, 66695725), (5, 13339145), (25, 2667829), (31, 2151475), (41, 1626725), (155, 430295), (205, 325345), (775, 86059), (1025, 65069), (1271, 52475), (2099, 31775), (6355, 10495)]