16408857890890

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1\times {\mathrm{61634143}}^1$

素因数の和:61634566

約数の個数: 32

約数和(自身を含む): 29998570567680

約数和(自身を除く): 13589712676790

約数列:

[1, 2, 5, 10, 79, 158, 337, 395, 674, 790, 1685, 3370, 26623, 53246, 133115, 266230, 61634143, 123268286, 308170715, 616341430, 4869097297, 9738194594, 20770706191, 24345486485, 41541412382, 48690972970, 103853530955, 207707061910, 1640885789089, 3281771578178, 8204428945445, 16408857890890]

約数ペア:

[(1, 16408857890890), (2, 8204428945445), (5, 3281771578178), (10, 1640885789089), (79, 207707061910), (158, 103853530955), (337, 48690972970), (395, 41541412382), (674, 24345486485), (790, 20770706191), (1685, 9738194594), (3370, 4869097297), (26623, 616341430), (53246, 308170715), (133115, 123268286), (266230, 61634143)]