25099540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{18731}}^1$

素因数の和:18807

約数の個数: 24

約数和(自身を含む): 53498592

約数和(自身を除く): 28399052

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 18731, 37462, 74924, 93655, 187310, 374620, 1254977, 2509954, 5019908, 6274885, 12549770, 25099540]

約数ペア:

[(1, 25099540), (2, 12549770), (4, 6274885), (5, 5019908), (10, 2509954), (20, 1254977), (67, 374620), (134, 187310), (268, 93655), (335, 74924), (670, 37462), (1340, 18731)]