191551325

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 301427136

約数和(自身を除く): 109875811

約数列:

[1, 5, 7, 17, 25, 31, 35, 67, 85, 119, 155, 175, 217, 335, 425, 469, 527, 595, 775, 961, 1085, 1139, 1675, 2077, 2345, 2635, 2975, 3689, 4805, 5425, 5695, 6727, 7973, 10385, 11725, 13175, 14539, 16337, 18445, 24025, 28475, 33635, 35309, 39865, 51925, 64387, 72695, 81685, 92225, 114359, 168175, 176545, 199325, 247163, 321935, 363475, 408425, 450709, 571795, 882725, 1094579, 1235815, 1609675, 2253545, 2858975, 5472895, 6179075, 7662053, 11267725, 27364475, 38310265, 191551325]

約数ペア:

[(1, 191551325), (5, 38310265), (7, 27364475), (17, 11267725), (25, 7662053), (31, 6179075), (35, 5472895), (67, 2858975), (85, 2253545), (119, 1609675), (155, 1235815), (175, 1094579), (217, 882725), (335, 571795), (425, 450709), (469, 408425), (527, 363475), (595, 321935), (775, 247163), (961, 199325), (1085, 176545), (1139, 168175), (1675, 114359), (2077, 92225), (2345, 81685), (2635, 72695), (2975, 64387), (3689, 51925), (4805, 39865), (5425, 35309), (5695, 33635), (6727, 28475), (7973, 24025), (10385, 18445), (11725, 16337), (13175, 14539)]