289281025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{607}}^1\times {\mathrm{1733}}^1$

素因数の和:2361

約数の個数: 24

約数和(自身を含む): 392189184

約数和(自身を除く): 102908159

約数列:

[1, 5, 11, 25, 55, 275, 607, 1733, 3035, 6677, 8665, 15175, 19063, 33385, 43325, 95315, 166925, 476575, 1051931, 5259655, 11571241, 26298275, 57856205, 289281025]

約数ペア:

[(1, 289281025), (5, 57856205), (11, 26298275), (25, 11571241), (55, 5259655), (275, 1051931), (607, 476575), (1733, 166925), (3035, 95315), (6677, 43325), (8665, 33385), (15175, 19063)]