154080025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{797}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 225610560

約数和(自身を除く): 71530535

約数列:

[1, 5, 11, 19, 25, 37, 55, 95, 185, 209, 275, 407, 475, 703, 797, 925, 1045, 2035, 3515, 3985, 5225, 7733, 8767, 10175, 15143, 17575, 19925, 29489, 38665, 43835, 75715, 147445, 166573, 193325, 219175, 324379, 378575, 560291, 737225, 832865, 1621895, 2801455, 4164325, 6163201, 8109475, 14007275, 30816005, 154080025]

約数ペア:

[(1, 154080025), (5, 30816005), (11, 14007275), (19, 8109475), (25, 6163201), (37, 4164325), (55, 2801455), (95, 1621895), (185, 832865), (209, 737225), (275, 560291), (407, 378575), (475, 324379), (703, 219175), (797, 193325), (925, 166573), (1045, 147445), (2035, 75715), (3515, 43835), (3985, 38665), (5225, 29489), (7733, 19925), (8767, 17575), (10175, 15143)]