68974490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7919}}^1$

素因数の和:8006

約数の個数: 32

約数和(自身を含む): 135717120

約数和(自身を除く): 66742630

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 7919, 8710, 15838, 39595, 79190, 102947, 205894, 514735, 530573, 1029470, 1061146, 2652865, 5305730, 6897449, 13794898, 34487245, 68974490]

約数ペア:

[(1, 68974490), (2, 34487245), (5, 13794898), (10, 6897449), (13, 5305730), (26, 2652865), (65, 1061146), (67, 1029470), (130, 530573), (134, 514735), (335, 205894), (670, 102947), (871, 79190), (1742, 39595), (4355, 15838), (7919, 8710)]