25101940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40487}}^1$

素因数の和:40527

約数の個数: 24

約数和(自身を含む): 54415872

約数和(自身を除く): 29313932

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 40487, 80974, 161948, 202435, 404870, 809740, 1255097, 2510194, 5020388, 6275485, 12550970, 25101940]

約数ペア:

[(1, 25101940), (2, 12550970), (4, 6275485), (5, 5020388), (10, 2510194), (20, 1255097), (31, 809740), (62, 404870), (124, 202435), (155, 161948), (310, 80974), (620, 40487)]