55544320

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1669}}^1$

素因数の和:1705

約数の個数: 80

約数和(自身を含む): 143506440

約数和(自身を除く): 87962120

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, 1664, 1669, 2080, 2560, 3328, 3338, 4160, 6656, 6676, 8320, 8345, 13352, 16640, 16690, 21697, 26704, 33280, 33380, 43394, 53408, 66760, 86788, 106816, 108485, 133520, 173576, 213632, 216970, 267040, 347152, 427264, 433940, 534080, 694304, 854528, 867880, 1068160, 1388608, 1735760, 2136320, 2777216, 3471520, 4272640, 5554432, 6943040, 11108864, 13886080, 27772160, 55544320]

約数ペア:

[(1, 55544320), (2, 27772160), (4, 13886080), (5, 11108864), (8, 6943040), (10, 5554432), (13, 4272640), (16, 3471520), (20, 2777216), (26, 2136320), (32, 1735760), (40, 1388608), (52, 1068160), (64, 867880), (65, 854528), (80, 694304), (104, 534080), (128, 433940), (130, 427264), (160, 347152), (208, 267040), (256, 216970), (260, 213632), (320, 173576), (416, 133520), (512, 108485), (520, 106816), (640, 86788), (832, 66760), (1040, 53408), (1280, 43394), (1664, 33380), (1669, 33280), (2080, 26704), (2560, 21697), (3328, 16690), (3338, 16640), (4160, 13352), (6656, 8345), (6676, 8320)]