72080225

素因数分解:

$5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2029}}^1$

素因数の和:2082

約数の個数: 36

約数和(自身を含む): 107610300

約数和(自身を除く): 35530075

約数列:

[1, 5, 7, 25, 29, 35, 49, 145, 175, 203, 245, 725, 1015, 1225, 1421, 2029, 5075, 7105, 10145, 14203, 35525, 50725, 58841, 71015, 99421, 294205, 355075, 411887, 497105, 1471025, 2059435, 2485525, 2883209, 10297175, 14416045, 72080225]

約数ペア:

[(1, 72080225), (5, 14416045), (7, 10297175), (25, 2883209), (29, 2485525), (35, 2059435), (49, 1471025), (145, 497105), (175, 411887), (203, 355075), (245, 294205), (725, 99421), (1015, 71015), (1225, 58841), (1421, 50725), (2029, 35525), (5075, 14203), (7105, 10145)]