69871490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{10141}}^1$

素因数の和:10214

約数の個数: 32

約数和(自身を含む): 138012336

約数和(自身を除く): 68140846

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 10141, 20282, 50705, 101410, 131833, 263666, 537473, 659165, 1074946, 1318330, 2687365, 5374730, 6987149, 13974298, 34935745, 69871490]

約数ペア:

[(1, 69871490), (2, 34935745), (5, 13974298), (10, 6987149), (13, 5374730), (26, 2687365), (53, 1318330), (65, 1074946), (106, 659165), (130, 537473), (265, 263666), (530, 131833), (689, 101410), (1378, 50705), (3445, 20282), (6890, 10141)]