80157385

素因数分解:

$5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{607}}^1$

素因数の和:651

約数の個数: 40

約数和(自身を含む): 122616576

約数和(自身を除く): 42459191

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 343, 385, 539, 607, 1715, 2401, 2695, 3035, 3773, 4249, 6677, 12005, 18865, 21245, 26411, 29743, 33385, 46739, 132055, 148715, 208201, 233695, 327173, 1041005, 1457407, 1635865, 2290211, 7287035, 11451055, 16031477, 80157385]

約数ペア:

[(1, 80157385), (5, 16031477), (7, 11451055), (11, 7287035), (35, 2290211), (49, 1635865), (55, 1457407), (77, 1041005), (245, 327173), (343, 233695), (385, 208201), (539, 148715), (607, 132055), (1715, 46739), (2401, 33385), (2695, 29743), (3035, 26411), (3773, 21245), (4249, 18865), (6677, 12005)]