2650865

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 32

約数和(自身を含む): 3939840

約数和(自身を除く): 1288975

約数列:

[1, 5, 7, 23, 35, 37, 89, 115, 161, 185, 259, 445, 623, 805, 851, 1295, 2047, 3115, 3293, 4255, 5957, 10235, 14329, 16465, 23051, 29785, 71645, 75739, 115255, 378695, 530173, 2650865]

約数ペア:

[(1, 2650865), (5, 530173), (7, 378695), (23, 115255), (35, 75739), (37, 71645), (89, 29785), (115, 23051), (161, 16465), (185, 14329), (259, 10235), (445, 5957), (623, 4255), (805, 3293), (851, 3115), (1295, 2047)]