38799865

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 55576368

約数和(自身を除く): 16776503

約数列:

[1, 5, 13, 17, 37, 65, 73, 85, 169, 185, 221, 365, 481, 629, 845, 949, 1105, 1241, 2405, 2701, 2873, 3145, 4745, 6205, 6253, 8177, 12337, 13505, 14365, 16133, 31265, 35113, 40885, 45917, 61685, 80665, 106301, 175565, 209729, 229585, 456469, 531505, 596921, 1048645, 2282345, 2984605, 7759973, 38799865]

約数ペア:

[(1, 38799865), (5, 7759973), (13, 2984605), (17, 2282345), (37, 1048645), (65, 596921), (73, 531505), (85, 456469), (169, 229585), (185, 209729), (221, 175565), (365, 106301), (481, 80665), (629, 61685), (845, 45917), (949, 40885), (1105, 35113), (1241, 31265), (2405, 16133), (2701, 14365), (2873, 13505), (3145, 12337), (4745, 8177), (6205, 6253)]