1020175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:139

約数の個数: 24

約数和(自身を含む): 1413104

約数和(自身を除く): 392929

約数列:

[1, 5, 13, 25, 43, 65, 73, 215, 325, 365, 559, 949, 1075, 1825, 2795, 3139, 4745, 13975, 15695, 23725, 40807, 78475, 204035, 1020175]

約数ペア:

[(1, 1020175), (5, 204035), (13, 78475), (25, 40807), (43, 23725), (65, 15695), (73, 13975), (215, 4745), (325, 3139), (365, 2795), (559, 1825), (949, 1075)]