390144875

素因数分解:

$5^3\times {\mathrm{59}}^1\times {\mathrm{52901}}^1$

素因数の和:52975

約数の個数: 16

約数和(自身を含む): 495162720

約数和(自身を除く): 105017845

約数列:

[1, 5, 25, 59, 125, 295, 1475, 7375, 52901, 264505, 1322525, 3121159, 6612625, 15605795, 78028975, 390144875]

約数ペア:

[(1, 390144875), (5, 78028975), (25, 15605795), (59, 6612625), (125, 3121159), (295, 1322525), (1475, 264505), (7375, 52901)]