90735805

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 118609920

約数和(自身を除く): 27874115

約数列:

[1, 5, 23, 43, 59, 115, 215, 295, 311, 989, 1357, 1555, 2537, 4945, 6785, 7153, 12685, 13373, 18349, 35765, 58351, 66865, 91745, 291755, 307579, 422027, 789007, 1537895, 2110135, 3945035, 18147161, 90735805]

約数ペア:

[(1, 90735805), (5, 18147161), (23, 3945035), (43, 2110135), (59, 1537895), (115, 789007), (215, 422027), (295, 307579), (311, 291755), (989, 91745), (1357, 66865), (1555, 58351), (2537, 35765), (4945, 18349), (6785, 13373), (7153, 12685)]