75685275

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 146937024

約数和(自身を除く): 71251749

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 47, 51, 75, 85, 141, 153, 225, 235, 255, 421, 423, 425, 705, 765, 799, 1175, 1263, 1275, 2105, 2115, 2397, 3525, 3789, 3825, 3995, 6315, 7157, 7191, 10525, 10575, 11985, 18945, 19787, 19975, 21471, 31575, 35785, 35955, 59361, 59925, 64413, 94725, 98935, 107355, 178083, 178925, 179775, 296805, 322065, 336379, 494675, 536775, 890415, 1009137, 1484025, 1610325, 1681895, 3027411, 4452075, 5045685, 8409475, 15137055, 25228425, 75685275]

約数ペア:

[(1, 75685275), (3, 25228425), (5, 15137055), (9, 8409475), (15, 5045685), (17, 4452075), (25, 3027411), (45, 1681895), (47, 1610325), (51, 1484025), (75, 1009137), (85, 890415), (141, 536775), (153, 494675), (225, 336379), (235, 322065), (255, 296805), (421, 179775), (423, 178925), (425, 178083), (705, 107355), (765, 98935), (799, 94725), (1175, 64413), (1263, 59925), (1275, 59361), (2105, 35955), (2115, 35785), (2397, 31575), (3525, 21471), (3789, 19975), (3825, 19787), (3995, 18945), (6315, 11985), (7157, 10575), (7191, 10525)]