25784325

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:153

約数の個数: 120

約数和(自身を含む): 58335552

約数和(自身を除く): 32551227

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 27, 35, 45, 51, 63, 75, 81, 85, 105, 107, 119, 135, 153, 175, 189, 225, 255, 315, 321, 357, 405, 425, 459, 525, 535, 567, 595, 675, 749, 765, 945, 963, 1071, 1275, 1377, 1575, 1605, 1785, 1819, 2025, 2247, 2295, 2675, 2835, 2889, 2975, 3213, 3745, 3825, 4725, 4815, 5355, 5457, 6741, 6885, 8025, 8667, 8925, 9095, 9639, 11235, 11475, 12733, 14175, 14445, 16065, 16371, 18725, 20223, 24075, 26775, 27285, 33705, 34425, 38199, 43335, 45475, 48195, 49113, 56175, 60669, 63665, 72225, 80325, 81855, 101115, 114597, 136425, 147339, 168525, 190995, 216675, 240975, 245565, 303345, 318325, 343791, 409275, 505575, 572985, 736695, 954975, 1031373, 1227825, 1516725, 1718955, 2864925, 3683475, 5156865, 8594775, 25784325]

約数ペア:

[(1, 25784325), (3, 8594775), (5, 5156865), (7, 3683475), (9, 2864925), (15, 1718955), (17, 1516725), (21, 1227825), (25, 1031373), (27, 954975), (35, 736695), (45, 572985), (51, 505575), (63, 409275), (75, 343791), (81, 318325), (85, 303345), (105, 245565), (107, 240975), (119, 216675), (135, 190995), (153, 168525), (175, 147339), (189, 136425), (225, 114597), (255, 101115), (315, 81855), (321, 80325), (357, 72225), (405, 63665), (425, 60669), (459, 56175), (525, 49113), (535, 48195), (567, 45475), (595, 43335), (675, 38199), (749, 34425), (765, 33705), (945, 27285), (963, 26775), (1071, 24075), (1275, 20223), (1377, 18725), (1575, 16371), (1605, 16065), (1785, 14445), (1819, 14175), (2025, 12733), (2247, 11475), (2295, 11235), (2675, 9639), (2835, 9095), (2889, 8925), (2975, 8667), (3213, 8025), (3745, 6885), (3825, 6741), (4725, 5457), (4815, 5355)]