80140228

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{32159}}^1$

素因数の和:32259

約数の個数: 24

約数和(自身を含む): 162086400

約数和(自身を除く): 81946172

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 32159, 64318, 128636, 225113, 450226, 900452, 2862151, 5724302, 11448604, 20035057, 40070114, 80140228]

約数ペア:

[(1, 80140228), (2, 40070114), (4, 20035057), (7, 11448604), (14, 5724302), (28, 2862151), (89, 900452), (178, 450226), (356, 225113), (623, 128636), (1246, 64318), (2492, 32159)]