86640070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{1399}}^1$

素因数の和:1980

約数の個数: 32

約数和(自身を含む): 170553600

約数和(自身を除く): 83913530

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 563, 1126, 1399, 2798, 2815, 5630, 6193, 6995, 12386, 13990, 15389, 30778, 30965, 61930, 76945, 153890, 787637, 1575274, 3938185, 7876370, 8664007, 17328014, 43320035, 86640070]

約数ペア:

[(1, 86640070), (2, 43320035), (5, 17328014), (10, 8664007), (11, 7876370), (22, 3938185), (55, 1575274), (110, 787637), (563, 153890), (1126, 76945), (1399, 61930), (2798, 30965), (2815, 30778), (5630, 15389), (6193, 13990), (6995, 12386)]