81313856

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5749}}^1$

素因数の和:5791

約数の個数: 56

約数和(自身を含む): 184023000

約数和(自身を除く): 102709144

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1768, 3536, 5749, 7072, 11498, 14144, 22996, 45992, 74737, 91984, 97733, 149474, 183968, 195466, 298948, 367936, 390932, 597896, 781864, 1195792, 1270529, 1563728, 2391584, 2541058, 3127456, 4783168, 5082116, 6254912, 10164232, 20328464, 40656928, 81313856]

約数ペア:

[(1, 81313856), (2, 40656928), (4, 20328464), (8, 10164232), (13, 6254912), (16, 5082116), (17, 4783168), (26, 3127456), (32, 2541058), (34, 2391584), (52, 1563728), (64, 1270529), (68, 1195792), (104, 781864), (136, 597896), (208, 390932), (221, 367936), (272, 298948), (416, 195466), (442, 183968), (544, 149474), (832, 97733), (884, 91984), (1088, 74737), (1768, 45992), (3536, 22996), (5749, 14144), (7072, 11498)]