64504660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2903}}^1$

素因数の和:3024

約数の個数: 48

約数和(自身を含む): 149288832

約数和(自身を除く): 84784172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 2903, 4444, 5555, 5806, 11110, 11612, 14515, 22220, 29030, 31933, 58060, 63866, 127732, 159665, 293203, 319330, 586406, 638660, 1172812, 1466015, 2932030, 3225233, 5864060, 6450466, 12900932, 16126165, 32252330, 64504660]

約数ペア:

[(1, 64504660), (2, 32252330), (4, 16126165), (5, 12900932), (10, 6450466), (11, 5864060), (20, 3225233), (22, 2932030), (44, 1466015), (55, 1172812), (101, 638660), (110, 586406), (202, 319330), (220, 293203), (404, 159665), (505, 127732), (1010, 63866), (1111, 58060), (2020, 31933), (2222, 29030), (2903, 22220), (4444, 14515), (5555, 11612), (5806, 11110)]