55784855

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{563}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 81216000

約数和(自身を除く): 25431145

約数列:

[1, 5, 7, 19, 35, 95, 133, 149, 563, 665, 745, 1043, 2815, 2831, 3941, 5215, 10697, 14155, 19705, 19817, 53485, 74879, 83887, 99085, 374395, 419435, 587209, 1593853, 2936045, 7969265, 11156971, 55784855]

約数ペア:

[(1, 55784855), (5, 11156971), (7, 7969265), (19, 2936045), (35, 1593853), (95, 587209), (133, 419435), (149, 374395), (563, 99085), (665, 83887), (745, 74879), (1043, 53485), (2815, 19817), (2831, 19705), (3941, 14155), (5215, 10697)]