20585018695

素因数分解:

$5^1\times {\mathrm{43}}^2\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 25950758400

約数和(自身を除く): 5365739705

約数列:

[1, 5, 43, 67, 167, 199, 215, 335, 835, 995, 1849, 2881, 7181, 8557, 9245, 11189, 13333, 14405, 33233, 35905, 42785, 55945, 66665, 123883, 166165, 308783, 367951, 481127, 573319, 619415, 1429019, 1543915, 1839755, 2226611, 2405635, 2866595, 7145095, 11133055, 20688461, 24652717, 61447817, 95744273, 103442305, 123263585, 307239085, 478721365, 4117003739, 20585018695]

約数ペア:

[(1, 20585018695), (5, 4117003739), (43, 478721365), (67, 307239085), (167, 123263585), (199, 103442305), (215, 95744273), (335, 61447817), (835, 24652717), (995, 20688461), (1849, 11133055), (2881, 7145095), (7181, 2866595), (8557, 2405635), (9245, 2226611), (11189, 1839755), (13333, 1543915), (14405, 1429019), (33233, 619415), (35905, 573319), (42785, 481127), (55945, 367951), (66665, 308783), (123883, 166165)]