81351088

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{947}}^1$

素因数の和:1034

約数の個数: 80

約数和(自身を含む): 197487360

約数和(自身を除く): 116136272

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 59, 91, 104, 112, 118, 182, 208, 236, 364, 413, 472, 728, 767, 826, 944, 947, 1456, 1534, 1652, 1894, 3068, 3304, 3788, 5369, 6136, 6608, 6629, 7576, 10738, 12272, 12311, 13258, 15152, 21476, 24622, 26516, 42952, 49244, 53032, 55873, 85904, 86177, 98488, 106064, 111746, 172354, 196976, 223492, 344708, 391111, 446984, 689416, 726349, 782222, 893968, 1378832, 1452698, 1564444, 2905396, 3128888, 5084443, 5810792, 6257776, 10168886, 11621584, 20337772, 40675544, 81351088]

約数ペア:

[(1, 81351088), (2, 40675544), (4, 20337772), (7, 11621584), (8, 10168886), (13, 6257776), (14, 5810792), (16, 5084443), (26, 3128888), (28, 2905396), (52, 1564444), (56, 1452698), (59, 1378832), (91, 893968), (104, 782222), (112, 726349), (118, 689416), (182, 446984), (208, 391111), (236, 344708), (364, 223492), (413, 196976), (472, 172354), (728, 111746), (767, 106064), (826, 98488), (944, 86177), (947, 85904), (1456, 55873), (1534, 53032), (1652, 49244), (1894, 42952), (3068, 26516), (3304, 24622), (3788, 21476), (5369, 15152), (6136, 13258), (6608, 12311), (6629, 12272), (7576, 10738)]