80021084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 178752000

約数和(自身を除く): 98730916

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 37, 38, 44, 52, 74, 76, 143, 148, 199, 209, 247, 286, 398, 407, 418, 481, 494, 572, 703, 796, 814, 836, 962, 988, 1406, 1628, 1924, 2189, 2587, 2717, 2812, 3781, 4378, 5174, 5291, 5434, 7363, 7562, 7733, 8756, 9139, 10348, 10582, 10868, 14726, 15124, 15466, 18278, 21164, 28457, 29452, 30932, 36556, 41591, 49153, 56914, 80993, 83182, 95719, 98306, 100529, 113828, 139897, 161986, 166364, 191438, 196612, 201058, 279794, 323972, 382876, 402116, 540683, 559588, 1052909, 1081366, 1538867, 1818661, 2105818, 2162732, 3077734, 3637322, 4211636, 6155468, 7274644, 20005271, 40010542, 80021084]

約数ペア:

[(1, 80021084), (2, 40010542), (4, 20005271), (11, 7274644), (13, 6155468), (19, 4211636), (22, 3637322), (26, 3077734), (37, 2162732), (38, 2105818), (44, 1818661), (52, 1538867), (74, 1081366), (76, 1052909), (143, 559588), (148, 540683), (199, 402116), (209, 382876), (247, 323972), (286, 279794), (398, 201058), (407, 196612), (418, 191438), (481, 166364), (494, 161986), (572, 139897), (703, 113828), (796, 100529), (814, 98306), (836, 95719), (962, 83182), (988, 80993), (1406, 56914), (1628, 49153), (1924, 41591), (2189, 36556), (2587, 30932), (2717, 29452), (2812, 28457), (3781, 21164), (4378, 18278), (5174, 15466), (5291, 15124), (5434, 14726), (7363, 10868), (7562, 10582), (7733, 10348), (8756, 9139)]