27625425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 49496832

約数和(自身を除く): 21871407

約数列:

[1, 3, 5, 15, 17, 25, 47, 51, 75, 85, 141, 235, 255, 425, 461, 705, 799, 1175, 1275, 1383, 2305, 2397, 3525, 3995, 6915, 7837, 11525, 11985, 19975, 21667, 23511, 34575, 39185, 59925, 65001, 108335, 117555, 195925, 325005, 368339, 541675, 587775, 1105017, 1625025, 1841695, 5525085, 9208475, 27625425]

約数ペア:

[(1, 27625425), (3, 9208475), (5, 5525085), (15, 1841695), (17, 1625025), (25, 1105017), (47, 587775), (51, 541675), (75, 368339), (85, 325005), (141, 195925), (235, 117555), (255, 108335), (425, 65001), (461, 59925), (705, 39185), (799, 34575), (1175, 23511), (1275, 21667), (1383, 19975), (2305, 11985), (2397, 11525), (3525, 7837), (3995, 6915)]