71171420

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{53113}}^1$

素因数の和:53189

約数の個数: 24

約数和(自身を含む): 151693584

約数和(自身を除く): 80522164

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 53113, 106226, 212452, 265565, 531130, 1062260, 3558571, 7117142, 14234284, 17792855, 35585710, 71171420]

約数ペア:

[(1, 71171420), (2, 35585710), (4, 17792855), (5, 14234284), (10, 7117142), (20, 3558571), (67, 1062260), (134, 531130), (268, 265565), (335, 212452), (670, 106226), (1340, 53113)]