67509640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2161}}^1$

素因数の和:2254

約数の個数: 64

約数和(自身を含む): 168117120

約数和(自身を除く): 100607480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2161, 2840, 3124, 3905, 4322, 6248, 7810, 8644, 10805, 15620, 17288, 21610, 23771, 31240, 43220, 47542, 86440, 95084, 118855, 153431, 190168, 237710, 306862, 475420, 613724, 767155, 950840, 1227448, 1534310, 1687741, 3068620, 3375482, 6137240, 6750964, 8438705, 13501928, 16877410, 33754820, 67509640]

約数ペア:

[(1, 67509640), (2, 33754820), (4, 16877410), (5, 13501928), (8, 8438705), (10, 6750964), (11, 6137240), (20, 3375482), (22, 3068620), (40, 1687741), (44, 1534310), (55, 1227448), (71, 950840), (88, 767155), (110, 613724), (142, 475420), (220, 306862), (284, 237710), (355, 190168), (440, 153431), (568, 118855), (710, 95084), (781, 86440), (1420, 47542), (1562, 43220), (2161, 31240), (2840, 23771), (3124, 21610), (3905, 17288), (4322, 15620), (6248, 10805), (7810, 8644)]