81491392

素因数分解:

$2^6\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 84

約数和(自身を含む): 176982120

約数和(自身を除く): 95490728

約数列:

[1, 2, 4, 8, 16, 23, 29, 32, 46, 58, 64, 83, 92, 116, 166, 184, 232, 332, 368, 464, 529, 664, 667, 736, 928, 1058, 1328, 1334, 1472, 1856, 1909, 2116, 2407, 2656, 2668, 3818, 4232, 4814, 5312, 5336, 7636, 8464, 9628, 10672, 15272, 15341, 16928, 19256, 21344, 30544, 30682, 33856, 38512, 42688, 43907, 55361, 61088, 61364, 77024, 87814, 110722, 122176, 122728, 154048, 175628, 221444, 245456, 351256, 442888, 490912, 702512, 885776, 981824, 1273303, 1405024, 1771552, 2546606, 2810048, 3543104, 5093212, 10186424, 20372848, 40745696, 81491392]

約数ペア:

[(1, 81491392), (2, 40745696), (4, 20372848), (8, 10186424), (16, 5093212), (23, 3543104), (29, 2810048), (32, 2546606), (46, 1771552), (58, 1405024), (64, 1273303), (83, 981824), (92, 885776), (116, 702512), (166, 490912), (184, 442888), (232, 351256), (332, 245456), (368, 221444), (464, 175628), (529, 154048), (664, 122728), (667, 122176), (736, 110722), (928, 87814), (1058, 77024), (1328, 61364), (1334, 61088), (1472, 55361), (1856, 43907), (1909, 42688), (2116, 38512), (2407, 33856), (2656, 30682), (2668, 30544), (3818, 21344), (4232, 19256), (4814, 16928), (5312, 15341), (5336, 15272), (7636, 10672), (8464, 9628)]