160820770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{21821}}^1$

素因数の和:21906

約数の個数: 32

約数和(自身を含む): 320521536

約数和(自身を除く): 159700766

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 1474, 3685, 7370, 21821, 43642, 109105, 218210, 240031, 480062, 1200155, 1462007, 2400310, 2924014, 7310035, 14620070, 16082077, 32164154, 80410385, 160820770]

約数ペア:

[(1, 160820770), (2, 80410385), (5, 32164154), (10, 16082077), (11, 14620070), (22, 7310035), (55, 2924014), (67, 2400310), (110, 1462007), (134, 1200155), (335, 480062), (670, 240031), (737, 218210), (1474, 109105), (3685, 43642), (7370, 21821)]