289909825

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{1453}}^1$

素因数の和:1833

約数の個数: 24

約数和(自身を含む): 376458048

約数和(自身を除く): 86548223

約数列:

[1, 5, 23, 25, 115, 347, 575, 1453, 1735, 7265, 7981, 8675, 33419, 36325, 39905, 167095, 199525, 504191, 835475, 2520955, 11596393, 12604775, 57981965, 289909825]

約数ペア:

[(1, 289909825), (5, 57981965), (23, 12604775), (25, 11596393), (115, 2520955), (347, 835475), (575, 504191), (1453, 199525), (1735, 167095), (7265, 39905), (7981, 36325), (8675, 33419)]