133036840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{77347}}^1$

素因数の和:77401

約数の個数: 32

約数和(自身を含む): 306298080

約数和(自身を除く): 173261240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 77347, 154694, 309388, 386735, 618776, 773470, 1546940, 3093880, 3325921, 6651842, 13303684, 16629605, 26607368, 33259210, 66518420, 133036840]

約数ペア:

[(1, 133036840), (2, 66518420), (4, 33259210), (5, 26607368), (8, 16629605), (10, 13303684), (20, 6651842), (40, 3325921), (43, 3093880), (86, 1546940), (172, 773470), (215, 618776), (344, 386735), (430, 309388), (860, 154694), (1720, 77347)]