31268050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:571

約数の個数: 48

約数和(自身を含む): 64058400

約数和(自身を除く): 32790350

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 139, 275, 278, 409, 550, 695, 818, 1390, 1529, 2045, 3058, 3475, 4090, 4499, 6950, 7645, 8998, 10225, 15290, 20450, 22495, 38225, 44990, 56851, 76450, 112475, 113702, 224950, 284255, 568510, 625361, 1250722, 1421275, 2842550, 3126805, 6253610, 15634025, 31268050]

約数ペア:

[(1, 31268050), (2, 15634025), (5, 6253610), (10, 3126805), (11, 2842550), (22, 1421275), (25, 1250722), (50, 625361), (55, 568510), (110, 284255), (139, 224950), (275, 113702), (278, 112475), (409, 76450), (550, 56851), (695, 44990), (818, 38225), (1390, 22495), (1529, 20450), (2045, 15290), (3058, 10225), (3475, 8998), (4090, 7645), (4499, 6950)]