72871010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{2221}}^1$

素因数の和:2438

約数の個数: 32

約数和(自身を含む): 139666032

約数和(自身を除く): 66795022

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 193, 386, 965, 1930, 2221, 3281, 4442, 6562, 11105, 16405, 22210, 32810, 37757, 75514, 188785, 377570, 428653, 857306, 2143265, 4286530, 7287101, 14574202, 36435505, 72871010]

約数ペア:

[(1, 72871010), (2, 36435505), (5, 14574202), (10, 7287101), (17, 4286530), (34, 2143265), (85, 857306), (170, 428653), (193, 377570), (386, 188785), (965, 75514), (1930, 37757), (2221, 32810), (3281, 22210), (4442, 16405), (6562, 11105)]