26451520

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1$

素因数の和:779

約数の個数: 56

約数和(自身を含む): 63569088

約数和(自身を除く): 37117568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 131, 160, 262, 320, 524, 631, 655, 1048, 1262, 1310, 2096, 2524, 2620, 3155, 4192, 5048, 5240, 6310, 8384, 10096, 10480, 12620, 20192, 20960, 25240, 40384, 41920, 50480, 82661, 100960, 165322, 201920, 330644, 413305, 661288, 826610, 1322576, 1653220, 2645152, 3306440, 5290304, 6612880, 13225760, 26451520]

約数ペア:

[(1, 26451520), (2, 13225760), (4, 6612880), (5, 5290304), (8, 3306440), (10, 2645152), (16, 1653220), (20, 1322576), (32, 826610), (40, 661288), (64, 413305), (80, 330644), (131, 201920), (160, 165322), (262, 100960), (320, 82661), (524, 50480), (631, 41920), (655, 40384), (1048, 25240), (1262, 20960), (1310, 20192), (2096, 12620), (2524, 10480), (2620, 10096), (3155, 8384), (4192, 6310), (5048, 5240)]