2680492025

素因数分解:

$5^2\times {\mathrm{101}}^1\times {\mathrm{389}}^1\times {\mathrm{2729}}^1$

素因数の和:3229

約数の個数: 24

約数和(自身を含む): 3366581400

約数和(自身を除く): 686089375

約数列:

[1, 5, 25, 101, 389, 505, 1945, 2525, 2729, 9725, 13645, 39289, 68225, 196445, 275629, 982225, 1061581, 1378145, 5307905, 6890725, 26539525, 107219681, 536098405, 2680492025]

約数ペア:

[(1, 2680492025), (5, 536098405), (25, 107219681), (101, 26539525), (389, 6890725), (505, 5307905), (1945, 1378145), (2525, 1061581), (2729, 982225), (9725, 275629), (13645, 196445), (39289, 68225)]