57157120

素因数分解:

$2^9\times 5^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:375

約数の個数: 80

約数和(自身を含む): 139209840

約数和(自身を除く): 82052720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 256, 269, 320, 332, 415, 512, 538, 640, 664, 830, 1076, 1280, 1328, 1345, 1660, 2152, 2560, 2656, 2690, 3320, 4304, 5312, 5380, 6640, 8608, 10624, 10760, 13280, 17216, 21248, 21520, 22327, 26560, 34432, 42496, 43040, 44654, 53120, 68864, 86080, 89308, 106240, 111635, 137728, 172160, 178616, 212480, 223270, 344320, 357232, 446540, 688640, 714464, 893080, 1428928, 1786160, 2857856, 3572320, 5715712, 7144640, 11431424, 14289280, 28578560, 57157120]

約数ペア:

[(1, 57157120), (2, 28578560), (4, 14289280), (5, 11431424), (8, 7144640), (10, 5715712), (16, 3572320), (20, 2857856), (32, 1786160), (40, 1428928), (64, 893080), (80, 714464), (83, 688640), (128, 446540), (160, 357232), (166, 344320), (256, 223270), (269, 212480), (320, 178616), (332, 172160), (415, 137728), (512, 111635), (538, 106240), (640, 89308), (664, 86080), (830, 68864), (1076, 53120), (1280, 44654), (1328, 43040), (1345, 42496), (1660, 34432), (2152, 26560), (2560, 22327), (2656, 21520), (2690, 21248), (3320, 17216), (4304, 13280), (5312, 10760), (5380, 10624), (6640, 8608)]