51155975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 74245248

約数和(自身を除く): 23089273

約数列:

[1, 5, 13, 17, 25, 47, 65, 85, 197, 221, 235, 325, 425, 611, 799, 985, 1105, 1175, 2561, 3055, 3349, 3995, 4925, 5525, 9259, 10387, 12805, 15275, 16745, 19975, 43537, 46295, 51935, 64025, 83725, 120367, 157403, 217685, 231475, 259675, 601835, 787015, 1088425, 2046239, 3009175, 3935075, 10231195, 51155975]

約数ペア:

[(1, 51155975), (5, 10231195), (13, 3935075), (17, 3009175), (25, 2046239), (47, 1088425), (65, 787015), (85, 601835), (197, 259675), (221, 231475), (235, 217685), (325, 157403), (425, 120367), (611, 83725), (799, 64025), (985, 51935), (1105, 46295), (1175, 43537), (2561, 19975), (3055, 16745), (3349, 15275), (3995, 12805), (4925, 10387), (5525, 9259)]