20171105425

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{2719}}^1$

素因数の和:2942

約数の個数: 48

約数和(自身を含む): 26237685760

約数和(自身を除く): 6066580335

約数列:

[1, 5, 25, 43, 67, 103, 215, 335, 515, 1075, 1675, 2575, 2719, 2881, 4429, 6901, 13595, 14405, 22145, 34505, 67975, 72025, 110725, 116917, 172525, 182173, 280057, 296743, 584585, 910865, 1400285, 1483715, 2922925, 4554325, 7001425, 7418575, 7833439, 12042451, 18763819, 39167195, 60212255, 93819095, 195835975, 301061275, 469095475, 806844217, 4034221085, 20171105425]

約数ペア:

[(1, 20171105425), (5, 4034221085), (25, 806844217), (43, 469095475), (67, 301061275), (103, 195835975), (215, 93819095), (335, 60212255), (515, 39167195), (1075, 18763819), (1675, 12042451), (2575, 7833439), (2719, 7418575), (2881, 7001425), (4429, 4554325), (6901, 2922925), (13595, 1483715), (14405, 1400285), (22145, 910865), (34505, 584585), (67975, 296743), (72025, 280057), (110725, 182173), (116917, 172525)]