86128640

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:687

約数の個数: 96

約数和(自身を含む): 222899040

約数和(自身を除く): 136770400

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, 647, 832, 1024, 1040, 1280, 1294, 1664, 2048, 2080, 2560, 2588, 3235, 3328, 4160, 5120, 5176, 6470, 6656, 8320, 8411, 10240, 10352, 12940, 13312, 16640, 16822, 20704, 25880, 26624, 33280, 33644, 41408, 42055, 51760, 66560, 67288, 82816, 84110, 103520, 133120, 134576, 165632, 168220, 207040, 269152, 331264, 336440, 414080, 538304, 662528, 672880, 828160, 1076608, 1325056, 1345760, 1656320, 2153216, 2691520, 3312640, 4306432, 5383040, 6625280, 8612864, 10766080, 17225728, 21532160, 43064320, 86128640]

約数ペア:

[(1, 86128640), (2, 43064320), (4, 21532160), (5, 17225728), (8, 10766080), (10, 8612864), (13, 6625280), (16, 5383040), (20, 4306432), (26, 3312640), (32, 2691520), (40, 2153216), (52, 1656320), (64, 1345760), (65, 1325056), (80, 1076608), (104, 828160), (128, 672880), (130, 662528), (160, 538304), (208, 414080), (256, 336440), (260, 331264), (320, 269152), (416, 207040), (512, 168220), (520, 165632), (640, 134576), (647, 133120), (832, 103520), (1024, 84110), (1040, 82816), (1280, 67288), (1294, 66560), (1664, 51760), (2048, 42055), (2080, 41408), (2560, 33644), (2588, 33280), (3235, 26624), (3328, 25880), (4160, 20704), (5120, 16822), (5176, 16640), (6470, 13312), (6656, 12940), (8320, 10352), (8411, 10240)]