81649392

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2621}}^1$

素因数の和:2702

約数の個数: 80

約数和(自身を含む): 234092160

約数和(自身を除く): 152442768

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 59, 66, 88, 118, 132, 176, 177, 236, 264, 354, 472, 528, 649, 708, 944, 1298, 1416, 1947, 2596, 2621, 2832, 3894, 5192, 5242, 7788, 7863, 10384, 10484, 15576, 15726, 20968, 28831, 31152, 31452, 41936, 57662, 62904, 86493, 115324, 125808, 154639, 172986, 230648, 309278, 345972, 461296, 463917, 618556, 691944, 927834, 1237112, 1383888, 1701029, 1855668, 2474224, 3402058, 3711336, 5103087, 6804116, 7422672, 10206174, 13608232, 20412348, 27216464, 40824696, 81649392]

約数ペア:

[(1, 81649392), (2, 40824696), (3, 27216464), (4, 20412348), (6, 13608232), (8, 10206174), (11, 7422672), (12, 6804116), (16, 5103087), (22, 3711336), (24, 3402058), (33, 2474224), (44, 1855668), (48, 1701029), (59, 1383888), (66, 1237112), (88, 927834), (118, 691944), (132, 618556), (176, 463917), (177, 461296), (236, 345972), (264, 309278), (354, 230648), (472, 172986), (528, 154639), (649, 125808), (708, 115324), (944, 86493), (1298, 62904), (1416, 57662), (1947, 41936), (2596, 31452), (2621, 31152), (2832, 28831), (3894, 20968), (5192, 15726), (5242, 15576), (7788, 10484), (7863, 10384)]