74379025

素因数分解:

$5^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{661}}^1$

素因数の和:1321

約数の個数: 24

約数和(自身を含む): 105729344

約数和(自身を除く): 31350319

約数列:

[1, 5, 7, 25, 35, 175, 643, 661, 3215, 3305, 4501, 4627, 16075, 16525, 22505, 23135, 112525, 115675, 425023, 2125115, 2975161, 10625575, 14875805, 74379025]

約数ペア:

[(1, 74379025), (5, 14875805), (7, 10625575), (25, 2975161), (35, 2125115), (175, 425023), (643, 115675), (661, 112525), (3215, 23135), (3305, 22505), (4501, 16525), (4627, 16075)]