79981585

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{881}}^1$

素因数の和:1224

約数の個数: 16

約数和(自身を含む): 97880832

約数和(自身を除く): 17899247

約数列:

[1, 5, 67, 271, 335, 881, 1355, 4405, 18157, 59027, 90785, 238751, 295135, 1193755, 15996317, 79981585]

約数ペア:

[(1, 79981585), (5, 15996317), (67, 1193755), (271, 295135), (335, 238751), (881, 90785), (1355, 59027), (4405, 18157)]