83493140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{68437}}^1$

素因数の和:68507

約数の個数: 24

約数和(自身を含む): 178212552

約数和(自身を除く): 94719412

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 68437, 136874, 273748, 342185, 684370, 1368740, 4174657, 8349314, 16698628, 20873285, 41746570, 83493140]

約数ペア:

[(1, 83493140), (2, 41746570), (4, 20873285), (5, 16698628), (10, 8349314), (20, 4174657), (61, 1368740), (122, 684370), (244, 342185), (305, 273748), (610, 136874), (1220, 68437)]