1971567765020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3803}}^1\times {\mathrm{86117}}^1$

素因数の和:89979

約数の個数: 96

約数和(自身を含む): 4843133019648

約数和(自身を除く): 2871565254628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 3803, 6020, 7606, 15212, 19015, 26621, 38030, 53242, 76060, 86117, 106484, 133105, 163529, 172234, 266210, 327058, 344468, 430585, 532420, 602819, 654116, 817645, 861170, 1144703, 1205638, 1635290, 1722340, 2289406, 2411276, 3014095, 3270580, 3703031, 4578812, 5723515, 6028190, 7406062, 11447030, 12056380, 14812124, 18515155, 22894060, 25921217, 37030310, 51842434, 74060620, 103684868, 129606085, 259212170, 327502951, 518424340, 655005902, 1310011804, 1637514755, 2292520657, 3275029510, 4585041314, 6550059020, 9170082628, 11462603285, 14082626893, 22925206570, 28165253786, 45850413140, 56330507572, 70413134465, 98578388251, 140826268930, 197156776502, 281652537860, 394313553004, 492891941255, 985783882510, 1971567765020]

約数ペア:

[(1, 1971567765020), (2, 985783882510), (4, 492891941255), (5, 394313553004), (7, 281652537860), (10, 197156776502), (14, 140826268930), (20, 98578388251), (28, 70413134465), (35, 56330507572), (43, 45850413140), (70, 28165253786), (86, 22925206570), (140, 14082626893), (172, 11462603285), (215, 9170082628), (301, 6550059020), (430, 4585041314), (602, 3275029510), (860, 2292520657), (1204, 1637514755), (1505, 1310011804), (3010, 655005902), (3803, 518424340), (6020, 327502951), (7606, 259212170), (15212, 129606085), (19015, 103684868), (26621, 74060620), (38030, 51842434), (53242, 37030310), (76060, 25921217), (86117, 22894060), (106484, 18515155), (133105, 14812124), (163529, 12056380), (172234, 11447030), (266210, 7406062), (327058, 6028190), (344468, 5723515), (430585, 4578812), (532420, 3703031), (602819, 3270580), (654116, 3014095), (817645, 2411276), (861170, 2289406), (1144703, 1722340), (1205638, 1635290)]