21774258325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{146801}}^1$

素因数の和:147177

約数の個数: 24

約数和(自身を含む): 28670430600

約数和(自身を除く): 6896172275

約数列:

[1, 5, 17, 25, 85, 349, 425, 1745, 5933, 8725, 29665, 146801, 148325, 734005, 2495617, 3670025, 12478085, 51233549, 62390425, 256167745, 870970333, 1280838725, 4354851665, 21774258325]

約数ペア:

[(1, 21774258325), (5, 4354851665), (17, 1280838725), (25, 870970333), (85, 256167745), (349, 62390425), (425, 51233549), (1745, 12478085), (5933, 3670025), (8725, 2495617), (29665, 734005), (146801, 148325)]