145555880

素因数分解:

$2^3\times 5^1\times {\mathrm{1301}}^1\times {\mathrm{2797}}^1$

素因数の和:4109

約数の個数: 32

約数和(自身を含む): 327869640

約数和(自身を除く): 182313760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1301, 2602, 2797, 5204, 5594, 6505, 10408, 11188, 13010, 13985, 22376, 26020, 27970, 52040, 55940, 111880, 3638897, 7277794, 14555588, 18194485, 29111176, 36388970, 72777940, 145555880]

約数ペア:

[(1, 145555880), (2, 72777940), (4, 36388970), (5, 29111176), (8, 18194485), (10, 14555588), (20, 7277794), (40, 3638897), (1301, 111880), (2602, 55940), (2797, 52040), (5204, 27970), (5594, 26020), (6505, 22376), (10408, 13985), (11188, 13010)]