919910375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{2243}}^1$

素因数の和:2468

約数の個数: 32

約数和(自身を含む): 1222423488

約数和(自身を除く): 302513113

約数列:

[1, 5, 17, 25, 85, 125, 193, 425, 965, 2125, 2243, 3281, 4825, 11215, 16405, 24125, 38131, 56075, 82025, 190655, 280375, 410125, 432899, 953275, 2164495, 4766375, 7359283, 10822475, 36796415, 54112375, 183982075, 919910375]

約数ペア:

[(1, 919910375), (5, 183982075), (17, 54112375), (25, 36796415), (85, 10822475), (125, 7359283), (193, 4766375), (425, 2164495), (965, 953275), (2125, 432899), (2243, 410125), (3281, 280375), (4825, 190655), (11215, 82025), (16405, 56075), (24125, 38131)]