125989580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{203209}}^1$

素因数の和:203249

約数の個数: 24

約数和(自身を含む): 273114240

約数和(自身を除く): 147124660

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 203209, 406418, 812836, 1016045, 2032090, 4064180, 6299479, 12598958, 25197916, 31497395, 62994790, 125989580]

約数ペア:

[(1, 125989580), (2, 62994790), (4, 31497395), (5, 25197916), (10, 12598958), (20, 6299479), (31, 4064180), (62, 2032090), (124, 1016045), (155, 812836), (310, 406418), (620, 203209)]