42490850

素因数分解:

$2^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{8761}}^1$

素因数の和:8870

約数の個数: 24

約数和(自身を含む): 79856868

約数和(自身を除く): 37366018

約数列:

[1, 2, 5, 10, 25, 50, 97, 194, 485, 970, 2425, 4850, 8761, 17522, 43805, 87610, 219025, 438050, 849817, 1699634, 4249085, 8498170, 21245425, 42490850]

約数ペア:

[(1, 42490850), (2, 21245425), (5, 8498170), (10, 4249085), (25, 1699634), (50, 849817), (97, 438050), (194, 219025), (485, 87610), (970, 43805), (2425, 17522), (4850, 8761)]