42253925

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2029}}^1$

素因数の和:2070

約数の個数: 36

約数和(自身を含む): 64566180

約数和(自身を除く): 22312255

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 425, 595, 833, 1225, 2029, 2975, 4165, 10145, 14203, 20825, 34493, 50725, 71015, 99421, 172465, 241451, 355075, 497105, 862325, 1207255, 1690157, 2485525, 6036275, 8450785, 42253925]

約数ペア:

[(1, 42253925), (5, 8450785), (7, 6036275), (17, 2485525), (25, 1690157), (35, 1207255), (49, 862325), (85, 497105), (119, 355075), (175, 241451), (245, 172465), (425, 99421), (595, 71015), (833, 50725), (1225, 34493), (2029, 20825), (2975, 14203), (4165, 10145)]