77728105

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1229}}^1$

素因数の和:1393

約数の個数: 32

約数和(自身を含む): 115718400

約数和(自身を除く): 37990295

約数列:

[1, 5, 7, 13, 35, 65, 91, 139, 455, 695, 973, 1229, 1807, 4865, 6145, 8603, 9035, 12649, 15977, 43015, 63245, 79885, 111839, 170831, 559195, 854155, 1195817, 2220803, 5979085, 11104015, 15545621, 77728105]

約数ペア:

[(1, 77728105), (5, 15545621), (7, 11104015), (13, 5979085), (35, 2220803), (65, 1195817), (91, 854155), (139, 559195), (455, 170831), (695, 111839), (973, 79885), (1229, 63245), (1807, 43015), (4865, 15977), (6145, 12649), (8603, 9035)]