128259456

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{25693}}^1$

素因数の和:25723

約数の個数: 64

約数和(自身を含む): 366910320

約数和(自身を除く): 238650864

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 832, 1248, 1664, 2496, 4992, 25693, 51386, 77079, 102772, 154158, 205544, 308316, 334009, 411088, 616632, 668018, 822176, 1002027, 1233264, 1336036, 1644352, 2004054, 2466528, 2672072, 3288704, 4008108, 4933056, 5344144, 8016216, 9866112, 10688288, 16032432, 21376576, 32064864, 42753152, 64129728, 128259456]

約数ペア:

[(1, 128259456), (2, 64129728), (3, 42753152), (4, 32064864), (6, 21376576), (8, 16032432), (12, 10688288), (13, 9866112), (16, 8016216), (24, 5344144), (26, 4933056), (32, 4008108), (39, 3288704), (48, 2672072), (52, 2466528), (64, 2004054), (78, 1644352), (96, 1336036), (104, 1233264), (128, 1002027), (156, 822176), (192, 668018), (208, 616632), (312, 411088), (384, 334009), (416, 308316), (624, 205544), (832, 154158), (1248, 102772), (1664, 77079), (2496, 51386), (4992, 25693)]