55447275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 106868160

約数和(自身を除く): 51420885

約数列:

[1, 3, 5, 13, 15, 25, 29, 37, 39, 53, 65, 75, 87, 111, 145, 159, 185, 195, 265, 325, 377, 435, 481, 555, 689, 725, 795, 925, 975, 1073, 1131, 1325, 1443, 1537, 1885, 1961, 2067, 2175, 2405, 2775, 3219, 3445, 3975, 4611, 5365, 5655, 5883, 7215, 7685, 9425, 9805, 10335, 12025, 13949, 16095, 17225, 19981, 23055, 25493, 26825, 28275, 29415, 36075, 38425, 41847, 49025, 51675, 56869, 59943, 69745, 76479, 80475, 99905, 115275, 127465, 147075, 170607, 209235, 284345, 299715, 348725, 382395, 499525, 637325, 739297, 853035, 1046175, 1421725, 1498575, 1911975, 2217891, 3696485, 4265175, 11089455, 18482425, 55447275]

約数ペア:

[(1, 55447275), (3, 18482425), (5, 11089455), (13, 4265175), (15, 3696485), (25, 2217891), (29, 1911975), (37, 1498575), (39, 1421725), (53, 1046175), (65, 853035), (75, 739297), (87, 637325), (111, 499525), (145, 382395), (159, 348725), (185, 299715), (195, 284345), (265, 209235), (325, 170607), (377, 147075), (435, 127465), (481, 115275), (555, 99905), (689, 80475), (725, 76479), (795, 69745), (925, 59943), (975, 56869), (1073, 51675), (1131, 49025), (1325, 41847), (1443, 38425), (1537, 36075), (1885, 29415), (1961, 28275), (2067, 26825), (2175, 25493), (2405, 23055), (2775, 19981), (3219, 17225), (3445, 16095), (3975, 13949), (4611, 12025), (5365, 10335), (5655, 9805), (5883, 9425), (7215, 7685)]