2016155225

素因数分解:

$5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{26981}}^1$

素因数の和:27066

約数の個数: 36

約数和(自身を含む): 2955986028

約数和(自身を除く): 939830803

約数列:

[1, 5, 7, 25, 35, 49, 61, 175, 245, 305, 427, 1225, 1525, 2135, 2989, 10675, 14945, 26981, 74725, 134905, 188867, 674525, 944335, 1322069, 1645841, 4721675, 6610345, 8229205, 11520887, 33051725, 41146025, 57604435, 80646209, 288022175, 403231045, 2016155225]

約数ペア:

[(1, 2016155225), (5, 403231045), (7, 288022175), (25, 80646209), (35, 57604435), (49, 41146025), (61, 33051725), (175, 11520887), (245, 8229205), (305, 6610345), (427, 4721675), (1225, 1645841), (1525, 1322069), (2135, 944335), (2989, 674525), (10675, 188867), (14945, 134905), (26981, 74725)]