55273275

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 105328080

約数和(自身を除く): 50054805

約数列:

[1, 3, 5, 9, 15, 25, 29, 43, 45, 75, 87, 129, 145, 197, 215, 225, 261, 387, 435, 591, 645, 725, 985, 1075, 1247, 1305, 1773, 1935, 2175, 2955, 3225, 3741, 4925, 5713, 6235, 6525, 8471, 8865, 9675, 11223, 14775, 17139, 18705, 25413, 28565, 31175, 42355, 44325, 51417, 56115, 76239, 85695, 93525, 127065, 142825, 211775, 245659, 257085, 280575, 381195, 428475, 635325, 736977, 1228295, 1285425, 1905975, 2210931, 3684885, 6141475, 11054655, 18424425, 55273275]

約数ペア:

[(1, 55273275), (3, 18424425), (5, 11054655), (9, 6141475), (15, 3684885), (25, 2210931), (29, 1905975), (43, 1285425), (45, 1228295), (75, 736977), (87, 635325), (129, 428475), (145, 381195), (197, 280575), (215, 257085), (225, 245659), (261, 211775), (387, 142825), (435, 127065), (591, 93525), (645, 85695), (725, 76239), (985, 56115), (1075, 51417), (1247, 44325), (1305, 42355), (1773, 31175), (1935, 28565), (2175, 25413), (2955, 18705), (3225, 17139), (3741, 14775), (4925, 11223), (5713, 9675), (6235, 8865), (6525, 8471)]