125356669420

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1493}}^1\times {\mathrm{6529}}^1$

素因数の和:8674

約数の個数: 48

約数和(自身を含む): 263875419360

約数和(自身を除く): 138518749940

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 1493, 2572, 2986, 3215, 5972, 6430, 6529, 7465, 12860, 13058, 14930, 26116, 29860, 32645, 65290, 130580, 959999, 1919998, 3839996, 4198147, 4799995, 8396294, 9599990, 9747797, 16792588, 19199980, 19495594, 20990735, 38991188, 41981470, 48738985, 83962940, 97477970, 194955940, 6267833471, 12535666942, 25071333884, 31339167355, 62678334710, 125356669420]

約数ペア:

[(1, 125356669420), (2, 62678334710), (4, 31339167355), (5, 25071333884), (10, 12535666942), (20, 6267833471), (643, 194955940), (1286, 97477970), (1493, 83962940), (2572, 48738985), (2986, 41981470), (3215, 38991188), (5972, 20990735), (6430, 19495594), (6529, 19199980), (7465, 16792588), (12860, 9747797), (13058, 9599990), (14930, 8396294), (26116, 4799995), (29860, 4198147), (32645, 3839996), (65290, 1919998), (130580, 959999)]