82869475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 119804832

約数和(自身を除く): 36935357

約数列:

[1, 5, 13, 17, 25, 53, 65, 85, 221, 265, 283, 325, 425, 689, 901, 1105, 1325, 1415, 3445, 3679, 4505, 4811, 5525, 7075, 11713, 14999, 17225, 18395, 22525, 24055, 58565, 62543, 74995, 91975, 120275, 194987, 254983, 292825, 312715, 374975, 974935, 1274915, 1563575, 3314779, 4874675, 6374575, 16573895, 82869475]

約数ペア:

[(1, 82869475), (5, 16573895), (13, 6374575), (17, 4874675), (25, 3314779), (53, 1563575), (65, 1274915), (85, 974935), (221, 374975), (265, 312715), (283, 292825), (325, 254983), (425, 194987), (689, 120275), (901, 91975), (1105, 74995), (1325, 62543), (1415, 58565), (3445, 24055), (3679, 22525), (4505, 18395), (4811, 17225), (5525, 14999), (7075, 11713)]