320169025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2082

約数の個数: 36

約数和(自身を含む): 444838716

約数和(自身を除く): 124669691

約数列:

[1, 5, 11, 25, 53, 55, 121, 265, 275, 583, 605, 1325, 1997, 2915, 3025, 6413, 9985, 14575, 21967, 32065, 49925, 105841, 109835, 160325, 241637, 529205, 549175, 1164251, 1208185, 2646025, 5821255, 6040925, 12806761, 29106275, 64033805, 320169025]

約数ペア:

[(1, 320169025), (5, 64033805), (11, 29106275), (25, 12806761), (53, 6040925), (55, 5821255), (121, 2646025), (265, 1208185), (275, 1164251), (583, 549175), (605, 529205), (1325, 241637), (1997, 160325), (2915, 109835), (3025, 105841), (6413, 49925), (9985, 32065), (14575, 21967)]