42640885

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 60383232

約数和(自身を除く): 17742347

約数列:

[1, 5, 7, 35, 53, 127, 181, 265, 371, 635, 889, 905, 1267, 1855, 4445, 6335, 6731, 9593, 22987, 33655, 47117, 47965, 67151, 114935, 160909, 235585, 335755, 804545, 1218311, 6091555, 8528177, 42640885]

約数ペア:

[(1, 42640885), (5, 8528177), (7, 6091555), (35, 1218311), (53, 804545), (127, 335755), (181, 235585), (265, 160909), (371, 114935), (635, 67151), (889, 47965), (905, 47117), (1267, 33655), (1855, 22987), (4445, 9593), (6335, 6731)]