231932545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 320302080

約数和(自身を除く): 88369535

約数列:

[1, 5, 13, 31, 47, 65, 79, 155, 235, 395, 403, 611, 961, 1027, 1457, 2015, 2449, 3055, 3713, 4805, 5135, 7285, 12245, 12493, 18565, 18941, 31837, 45167, 48269, 62465, 75919, 94705, 115103, 159185, 225835, 241345, 379595, 575515, 587171, 986947, 1496339, 2935855, 3568193, 4934735, 7481695, 17840965, 46386509, 231932545]

約数ペア:

[(1, 231932545), (5, 46386509), (13, 17840965), (31, 7481695), (47, 4934735), (65, 3568193), (79, 2935855), (155, 1496339), (235, 986947), (395, 587171), (403, 575515), (611, 379595), (961, 241345), (1027, 225835), (1457, 159185), (2015, 115103), (2449, 94705), (3055, 75919), (3713, 62465), (4805, 48269), (5135, 45167), (7285, 31837), (12245, 18941), (12493, 18565)]