91981025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{461}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 119617344

約数和(自身を除く): 27636319

約数列:

[1, 5, 23, 25, 115, 347, 461, 575, 1735, 2305, 7981, 8675, 10603, 11525, 39905, 53015, 159967, 199525, 265075, 799835, 3679241, 3999175, 18396205, 91981025]

約数ペア:

[(1, 91981025), (5, 18396205), (23, 3999175), (25, 3679241), (115, 799835), (347, 265075), (461, 199525), (575, 159967), (1735, 53015), (2305, 39905), (7981, 11525), (8675, 10603)]