211056275

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{443}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 297302400

約数和(自身を除く): 86246125

約数列:

[1, 5, 17, 19, 25, 59, 85, 95, 295, 323, 425, 443, 475, 1003, 1121, 1475, 1615, 2215, 5015, 5605, 7531, 8075, 8417, 11075, 19057, 25075, 26137, 28025, 37655, 42085, 95285, 130685, 143089, 188275, 210425, 444329, 476425, 496603, 653425, 715445, 2221645, 2483015, 3577225, 8442251, 11108225, 12415075, 42211255, 211056275]

約数ペア:

[(1, 211056275), (5, 42211255), (17, 12415075), (19, 11108225), (25, 8442251), (59, 3577225), (85, 2483015), (95, 2221645), (295, 715445), (323, 653425), (425, 496603), (443, 476425), (475, 444329), (1003, 210425), (1121, 188275), (1475, 143089), (1615, 130685), (2215, 95285), (5015, 42085), (5605, 37655), (7531, 28025), (8075, 26137), (8417, 25075), (11075, 19057)]