80631434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1409}}^1$

素因数の和:1526

約数の個数: 32

約数和(自身を含む): 136442880

約数和(自身を除く): 55811446

約数列:

[1, 2, 13, 26, 31, 62, 71, 142, 403, 806, 923, 1409, 1846, 2201, 2818, 4402, 18317, 28613, 36634, 43679, 57226, 87358, 100039, 200078, 567827, 1135654, 1300507, 2601014, 3101209, 6202418, 40315717, 80631434]

約数ペア:

[(1, 80631434), (2, 40315717), (13, 6202418), (26, 3101209), (31, 2601014), (62, 1300507), (71, 1135654), (142, 567827), (403, 200078), (806, 100039), (923, 87358), (1409, 57226), (1846, 43679), (2201, 36634), (2818, 28613), (4402, 18317)]