77885955

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:438

約数の個数: 80

約数和(自身を含む): 161973504

約数和(自身を除く): 84087549

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 83, 105, 135, 189, 249, 315, 331, 405, 415, 567, 581, 747, 945, 993, 1245, 1655, 1743, 2241, 2317, 2835, 2905, 2979, 3735, 4965, 5229, 6723, 6951, 8715, 8937, 11205, 11585, 14895, 15687, 20853, 26145, 26811, 27473, 33615, 34755, 44685, 47061, 62559, 78435, 82419, 104265, 134055, 137365, 187677, 192311, 235305, 247257, 312795, 412095, 576933, 741771, 938385, 961555, 1236285, 1730799, 2225313, 2884665, 3708855, 5192397, 8653995, 11126565, 15577191, 25961985, 77885955]

約数ペア:

[(1, 77885955), (3, 25961985), (5, 15577191), (7, 11126565), (9, 8653995), (15, 5192397), (21, 3708855), (27, 2884665), (35, 2225313), (45, 1730799), (63, 1236285), (81, 961555), (83, 938385), (105, 741771), (135, 576933), (189, 412095), (249, 312795), (315, 247257), (331, 235305), (405, 192311), (415, 187677), (567, 137365), (581, 134055), (747, 104265), (945, 82419), (993, 78435), (1245, 62559), (1655, 47061), (1743, 44685), (2241, 34755), (2317, 33615), (2835, 27473), (2905, 26811), (2979, 26145), (3735, 20853), (4965, 15687), (5229, 14895), (6723, 11585), (6951, 11205), (8715, 8937)]