66144820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2731}}^1$

素因数の和:2920

約数の個数: 48

約数和(自身を含む): 159723648

約数和(自身を除く): 93578828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 865, 1211, 1730, 2422, 2731, 3460, 4844, 5462, 6055, 10924, 12110, 13655, 19117, 24220, 27310, 38234, 54620, 76468, 95585, 191170, 382340, 472463, 944926, 1889852, 2362315, 3307241, 4724630, 6614482, 9449260, 13228964, 16536205, 33072410, 66144820]

約数ペア:

[(1, 66144820), (2, 33072410), (4, 16536205), (5, 13228964), (7, 9449260), (10, 6614482), (14, 4724630), (20, 3307241), (28, 2362315), (35, 1889852), (70, 944926), (140, 472463), (173, 382340), (346, 191170), (692, 95585), (865, 76468), (1211, 54620), (1730, 38234), (2422, 27310), (2731, 24220), (3460, 19117), (4844, 13655), (5462, 12110), (6055, 10924)]