201812975

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2063}}^1$

素因数の和:2136

約数の個数: 48

約数和(自身を含む): 315313152

約数和(自身を除く): 113500177

約数列:

[1, 5, 7, 13, 25, 35, 43, 65, 91, 175, 215, 301, 325, 455, 559, 1075, 1505, 2063, 2275, 2795, 3913, 7525, 10315, 13975, 14441, 19565, 26819, 51575, 72205, 88709, 97825, 134095, 187733, 361025, 443545, 620963, 670475, 938665, 1153217, 2217725, 3104815, 4693325, 5766085, 8072519, 15524075, 28830425, 40362595, 201812975]

約数ペア:

[(1, 201812975), (5, 40362595), (7, 28830425), (13, 15524075), (25, 8072519), (35, 5766085), (43, 4693325), (65, 3104815), (91, 2217725), (175, 1153217), (215, 938665), (301, 670475), (325, 620963), (455, 443545), (559, 361025), (1075, 187733), (1505, 134095), (2063, 97825), (2275, 88709), (2795, 72205), (3913, 51575), (7525, 26819), (10315, 19565), (13975, 14441)]