51988479320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10159}}^1\times {\mathrm{4127}}^1$

素因数の和:14328

約数の個数: 64

約数和(自身を含む): 120788582400

約数和(自身を除く): 68800103080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 4127, 8254, 10159, 16508, 20318, 20635, 33016, 40636, 41270, 50795, 81272, 82540, 101590, 127937, 165080, 203180, 255874, 314929, 406360, 511748, 629858, 639685, 1023496, 1259716, 1279370, 1574645, 2519432, 2558740, 3149290, 5117480, 6298580, 12597160, 41926193, 83852386, 167704772, 209630965, 335409544, 419261930, 838523860, 1299711983, 1677047720, 2599423966, 5198847932, 6498559915, 10397695864, 12997119830, 25994239660, 51988479320]

約数ペア:

[(1, 51988479320), (2, 25994239660), (4, 12997119830), (5, 10397695864), (8, 6498559915), (10, 5198847932), (20, 2599423966), (31, 1677047720), (40, 1299711983), (62, 838523860), (124, 419261930), (155, 335409544), (248, 209630965), (310, 167704772), (620, 83852386), (1240, 41926193), (4127, 12597160), (8254, 6298580), (10159, 5117480), (16508, 3149290), (20318, 2558740), (20635, 2519432), (33016, 1574645), (40636, 1279370), (41270, 1259716), (50795, 1023496), (81272, 639685), (82540, 629858), (101590, 511748), (127937, 406360), (165080, 314929), (203180, 255874)]