209385048965

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1\times {\mathrm{613}}^1$

素因数の和:1254

約数の個数: 64

約数和(自身を含む): 271879200000

約数和(自身を除く): 62494151035

約数列:

[1, 5, 19, 59, 95, 149, 295, 409, 613, 745, 1121, 2045, 2831, 3065, 5605, 7771, 8791, 11647, 14155, 24131, 36167, 38855, 43955, 58235, 60941, 91337, 120655, 167029, 180835, 250717, 304705, 456685, 458489, 687173, 835145, 1157879, 1253585, 1735403, 2292445, 3435865, 3595519, 4763623, 5388883, 5789395, 8677015, 14792303, 17977595, 23818115, 26944415, 37356833, 68314861, 73961515, 102388777, 186784165, 281053757, 341574305, 511943885, 709779827, 1405268785, 2204053147, 3548899135, 11020265735, 41877009793, 209385048965]

約数ペア:

[(1, 209385048965), (5, 41877009793), (19, 11020265735), (59, 3548899135), (95, 2204053147), (149, 1405268785), (295, 709779827), (409, 511943885), (613, 341574305), (745, 281053757), (1121, 186784165), (2045, 102388777), (2831, 73961515), (3065, 68314861), (5605, 37356833), (7771, 26944415), (8791, 23818115), (11647, 17977595), (14155, 14792303), (24131, 8677015), (36167, 5789395), (38855, 5388883), (43955, 4763623), (58235, 3595519), (60941, 3435865), (91337, 2292445), (120655, 1735403), (167029, 1253585), (180835, 1157879), (250717, 835145), (304705, 687173), (456685, 458489)]