2017520725

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{661}}^1\times {\mathrm{1009}}^1$

素因数の和:1702

約数の個数: 36

約数和(自身を含む): 2756720260

約数和(自身を除く): 739199535

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 661, 1009, 3025, 3305, 5045, 7271, 11099, 16525, 25225, 36355, 55495, 79981, 122089, 181775, 277475, 399905, 610445, 666949, 1999525, 3052225, 3334745, 7336439, 16673725, 36682195, 80700829, 183410975, 403504145, 2017520725]

約数ペア:

[(1, 2017520725), (5, 403504145), (11, 183410975), (25, 80700829), (55, 36682195), (121, 16673725), (275, 7336439), (605, 3334745), (661, 3052225), (1009, 1999525), (3025, 666949), (3305, 610445), (5045, 399905), (7271, 277475), (11099, 181775), (16525, 122089), (25225, 79981), (36355, 55495)]