30939025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4139}}^1$

素因数の和:4185

約数の個数: 24

約数和(自身を含む): 43122240

約数和(自身を除く): 12183215

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 4139, 7475, 20695, 53807, 95197, 103475, 269035, 475985, 1237561, 1345175, 2379925, 6187805, 30939025]

約数ペア:

[(1, 30939025), (5, 6187805), (13, 2379925), (23, 1345175), (25, 1237561), (65, 475985), (115, 269035), (299, 103475), (325, 95197), (575, 53807), (1495, 20695), (4139, 7475)]