49287680

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1481}}^1$

素因数の和:1517

約数の個数: 80

約数和(自身を含む): 127351224

約数和(自身を除く): 78063544

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1481, 1664, 2080, 2560, 2962, 3328, 4160, 5924, 6656, 7405, 8320, 11848, 14810, 16640, 19253, 23696, 29620, 33280, 38506, 47392, 59240, 77012, 94784, 96265, 118480, 154024, 189568, 192530, 236960, 308048, 379136, 385060, 473920, 616096, 758272, 770120, 947840, 1232192, 1540240, 1895680, 2464384, 3080480, 3791360, 4928768, 6160960, 9857536, 12321920, 24643840, 49287680]

約数ペア:

[(1, 49287680), (2, 24643840), (4, 12321920), (5, 9857536), (8, 6160960), (10, 4928768), (13, 3791360), (16, 3080480), (20, 2464384), (26, 1895680), (32, 1540240), (40, 1232192), (52, 947840), (64, 770120), (65, 758272), (80, 616096), (104, 473920), (128, 385060), (130, 379136), (160, 308048), (208, 236960), (256, 192530), (260, 189568), (320, 154024), (416, 118480), (512, 96265), (520, 94784), (640, 77012), (832, 59240), (1040, 47392), (1280, 38506), (1481, 33280), (1664, 29620), (2080, 23696), (2560, 19253), (2962, 16640), (3328, 14810), (4160, 11848), (5924, 8320), (6656, 7405)]