68475920

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{4729}}^1$

素因数の和:4923

約数の個数: 40

約数和(自身を含む): 160119960

約数和(自身を除く): 91644040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 4729, 7240, 9458, 14480, 18916, 23645, 37832, 47290, 75664, 94580, 189160, 378320, 855949, 1711898, 3423796, 4279745, 6847592, 8559490, 13695184, 17118980, 34237960, 68475920]

約数ペア:

[(1, 68475920), (2, 34237960), (4, 17118980), (5, 13695184), (8, 8559490), (10, 6847592), (16, 4279745), (20, 3423796), (40, 1711898), (80, 855949), (181, 378320), (362, 189160), (724, 94580), (905, 75664), (1448, 47290), (1810, 37832), (2896, 23645), (3620, 18916), (4729, 14480), (7240, 9458)]