81703752

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{853}}^1$

素因数の和:1182

約数の個数: 64

約数和(自身を含む): 220946880

約数和(自身を除く): 139243128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 307, 312, 614, 853, 921, 1228, 1706, 1842, 2456, 2559, 3412, 3684, 3991, 5118, 6824, 7368, 7982, 10236, 11089, 11973, 15964, 20472, 22178, 23946, 31928, 33267, 44356, 47892, 66534, 88712, 95784, 133068, 261871, 266136, 523742, 785613, 1047484, 1571226, 2094968, 3142452, 3404323, 6284904, 6808646, 10212969, 13617292, 20425938, 27234584, 40851876, 81703752]

約数ペア:

[(1, 81703752), (2, 40851876), (3, 27234584), (4, 20425938), (6, 13617292), (8, 10212969), (12, 6808646), (13, 6284904), (24, 3404323), (26, 3142452), (39, 2094968), (52, 1571226), (78, 1047484), (104, 785613), (156, 523742), (307, 266136), (312, 261871), (614, 133068), (853, 95784), (921, 88712), (1228, 66534), (1706, 47892), (1842, 44356), (2456, 33267), (2559, 31928), (3412, 23946), (3684, 22178), (3991, 20472), (5118, 15964), (6824, 11973), (7368, 11089), (7982, 10236)]