208625600

素因数分解:

$2^6\times 5^2\times {\mathrm{101}}^1\times {\mathrm{1291}}^1$

素因数の和:1414

約数の個数: 84

約数和(自身を含む): 518833608

約数和(自身を除く): 310208008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 101, 160, 200, 202, 320, 400, 404, 505, 800, 808, 1010, 1291, 1600, 1616, 2020, 2525, 2582, 3232, 4040, 5050, 5164, 6455, 6464, 8080, 10100, 10328, 12910, 16160, 20200, 20656, 25820, 32275, 32320, 40400, 41312, 51640, 64550, 80800, 82624, 103280, 129100, 130391, 161600, 206560, 258200, 260782, 413120, 516400, 521564, 651955, 1032800, 1043128, 1303910, 2065600, 2086256, 2607820, 3259775, 4172512, 5215640, 6519550, 8345024, 10431280, 13039100, 20862560, 26078200, 41725120, 52156400, 104312800, 208625600]

約数ペア:

[(1, 208625600), (2, 104312800), (4, 52156400), (5, 41725120), (8, 26078200), (10, 20862560), (16, 13039100), (20, 10431280), (25, 8345024), (32, 6519550), (40, 5215640), (50, 4172512), (64, 3259775), (80, 2607820), (100, 2086256), (101, 2065600), (160, 1303910), (200, 1043128), (202, 1032800), (320, 651955), (400, 521564), (404, 516400), (505, 413120), (800, 260782), (808, 258200), (1010, 206560), (1291, 161600), (1600, 130391), (1616, 129100), (2020, 103280), (2525, 82624), (2582, 80800), (3232, 64550), (4040, 51640), (5050, 41312), (5164, 40400), (6455, 32320), (6464, 32275), (8080, 25820), (10100, 20656), (10328, 20200), (12910, 16160)]