64786435

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 96325632

約数和(自身を除く): 31539197

約数列:

[1, 5, 7, 29, 31, 35, 71, 145, 155, 203, 217, 355, 497, 841, 899, 1015, 1085, 2059, 2201, 2485, 4205, 4495, 5887, 6293, 10295, 11005, 14413, 15407, 26071, 29435, 31465, 59711, 63829, 72065, 77035, 130355, 182497, 298555, 319145, 417977, 446803, 912485, 1851041, 2089885, 2234015, 9255205, 12957287, 64786435]

約数ペア:

[(1, 64786435), (5, 12957287), (7, 9255205), (29, 2234015), (31, 2089885), (35, 1851041), (71, 912485), (145, 446803), (155, 417977), (203, 319145), (217, 298555), (355, 182497), (497, 130355), (841, 77035), (899, 72065), (1015, 63829), (1085, 59711), (2059, 31465), (2201, 29435), (2485, 26071), (4205, 15407), (4495, 14413), (5887, 11005), (6293, 10295)]