28116550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 66781440

約数和(自身を除く): 38664890

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 67, 70, 77, 109, 110, 134, 154, 175, 218, 275, 335, 350, 385, 469, 545, 550, 670, 737, 763, 770, 938, 1090, 1199, 1474, 1526, 1675, 1925, 2345, 2398, 2725, 3350, 3685, 3815, 3850, 4690, 5159, 5450, 5995, 7303, 7370, 7630, 8393, 10318, 11725, 11990, 14606, 16786, 18425, 19075, 23450, 25795, 29975, 36515, 36850, 38150, 41965, 51121, 51590, 59950, 73030, 80333, 83930, 102242, 128975, 160666, 182575, 209825, 255605, 257950, 365150, 401665, 419650, 511210, 562331, 803330, 1124662, 1278025, 2008325, 2556050, 2811655, 4016650, 5623310, 14058275, 28116550]

約数ペア:

[(1, 28116550), (2, 14058275), (5, 5623310), (7, 4016650), (10, 2811655), (11, 2556050), (14, 2008325), (22, 1278025), (25, 1124662), (35, 803330), (50, 562331), (55, 511210), (67, 419650), (70, 401665), (77, 365150), (109, 257950), (110, 255605), (134, 209825), (154, 182575), (175, 160666), (218, 128975), (275, 102242), (335, 83930), (350, 80333), (385, 73030), (469, 59950), (545, 51590), (550, 51121), (670, 41965), (737, 38150), (763, 36850), (770, 36515), (938, 29975), (1090, 25795), (1199, 23450), (1474, 19075), (1526, 18425), (1675, 16786), (1925, 14606), (2345, 11990), (2398, 11725), (2725, 10318), (3350, 8393), (3685, 7630), (3815, 7370), (3850, 7303), (4690, 5995), (5159, 5450)]