165650540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1747}}^1$

素因数の和:2198

約数の個数: 48

約数和(自身を含む): 380588544

約数和(自身を除く): 214938004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 431, 862, 1724, 1747, 2155, 3494, 4310, 4741, 6988, 8620, 8735, 9482, 17470, 18964, 19217, 23705, 34940, 38434, 47410, 76868, 94820, 96085, 192170, 384340, 752957, 1505914, 3011828, 3764785, 7529570, 8282527, 15059140, 16565054, 33130108, 41412635, 82825270, 165650540]

約数ペア:

[(1, 165650540), (2, 82825270), (4, 41412635), (5, 33130108), (10, 16565054), (11, 15059140), (20, 8282527), (22, 7529570), (44, 3764785), (55, 3011828), (110, 1505914), (220, 752957), (431, 384340), (862, 192170), (1724, 96085), (1747, 94820), (2155, 76868), (3494, 47410), (4310, 38434), (4741, 34940), (6988, 23705), (8620, 19217), (8735, 18964), (9482, 17470)]