80496955

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 50139845

約数列:

[1, 5, 7, 11, 17, 35, 49, 55, 77, 85, 119, 187, 245, 251, 343, 385, 539, 595, 833, 935, 1255, 1309, 1715, 1757, 2695, 2761, 3773, 4165, 4267, 5831, 6545, 8785, 9163, 12299, 13805, 18865, 19327, 21335, 29155, 29869, 45815, 46937, 61495, 64141, 86093, 96635, 135289, 149345, 209083, 234685, 320705, 328559, 430465, 676445, 947023, 1045415, 1463581, 1642795, 2299913, 4735115, 7317905, 11499565, 16099391, 80496955]

約数ペア:

[(1, 80496955), (5, 16099391), (7, 11499565), (11, 7317905), (17, 4735115), (35, 2299913), (49, 1642795), (55, 1463581), (77, 1045415), (85, 947023), (119, 676445), (187, 430465), (245, 328559), (251, 320705), (343, 234685), (385, 209083), (539, 149345), (595, 135289), (833, 96635), (935, 86093), (1255, 64141), (1309, 61495), (1715, 46937), (1757, 45815), (2695, 29869), (2761, 29155), (3773, 21335), (4165, 19327), (4267, 18865), (5831, 13805), (6545, 12299), (8785, 9163)]