20207776385

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1\times {\mathrm{677}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 24700896000

約数和(自身を除く): 4493119615

約数列:

[1, 5, 131, 199, 229, 655, 677, 995, 1145, 3385, 26069, 29999, 45571, 88687, 130345, 134723, 149995, 155033, 227855, 443435, 673615, 775165, 5969801, 17648713, 20309323, 29849005, 30851567, 88243565, 101546615, 154257835, 4041555277, 20207776385]

約数ペア:

[(1, 20207776385), (5, 4041555277), (131, 154257835), (199, 101546615), (229, 88243565), (655, 30851567), (677, 29849005), (995, 20309323), (1145, 17648713), (3385, 5969801), (26069, 775165), (29999, 673615), (45571, 443435), (88687, 227855), (130345, 155033), (134723, 149995)]