201616025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{4463}}^1$

素因数の和:4625

約数の個数: 24

約数和(自身を含む): 271232640

約数和(自身を除く): 69616615

約数列:

[1, 5, 13, 25, 65, 139, 325, 695, 1807, 3475, 4463, 9035, 22315, 45175, 58019, 111575, 290095, 620357, 1450475, 3101785, 8064641, 15508925, 40323205, 201616025]

約数ペア:

[(1, 201616025), (5, 40323205), (13, 15508925), (25, 8064641), (65, 3101785), (139, 1450475), (325, 620357), (695, 290095), (1807, 111575), (3475, 58019), (4463, 45175), (9035, 22315)]