51842480

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12227}}^1$

素因数の和:12293

約数の個数: 40

約数和(自身を含む): 122818032

約数和(自身を除く): 70975552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 12227, 24454, 48908, 61135, 97816, 122270, 195632, 244540, 489080, 648031, 978160, 1296062, 2592124, 3240155, 5184248, 6480310, 10368496, 12960620, 25921240, 51842480]

約数ペア:

[(1, 51842480), (2, 25921240), (4, 12960620), (5, 10368496), (8, 6480310), (10, 5184248), (16, 3240155), (20, 2592124), (40, 1296062), (53, 978160), (80, 648031), (106, 489080), (212, 244540), (265, 195632), (424, 122270), (530, 97816), (848, 61135), (1060, 48908), (2120, 24454), (4240, 12227)]