1285491025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{1033}}^1$

素因数の和:1610

約数の個数: 48

約数和(自身を含む): 1967346304

約数和(自身を除く): 681855279

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 547, 1033, 2275, 2735, 3829, 5165, 7111, 7231, 13429, 13675, 19145, 25825, 35555, 36155, 49777, 67145, 94003, 95725, 177775, 180775, 248885, 335725, 470015, 565051, 1244425, 2350075, 2825255, 3955357, 7345663, 14126275, 19776785, 36728315, 51419641, 98883925, 183641575, 257098205, 1285491025]

約数ペア:

[(1, 1285491025), (5, 257098205), (7, 183641575), (13, 98883925), (25, 51419641), (35, 36728315), (65, 19776785), (91, 14126275), (175, 7345663), (325, 3955357), (455, 2825255), (547, 2350075), (1033, 1244425), (2275, 565051), (2735, 470015), (3829, 335725), (5165, 248885), (7111, 180775), (7231, 177775), (13429, 95725), (13675, 94003), (19145, 67145), (25825, 49777), (35555, 36155)]