15995125

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{3121}}^1$

素因数の和:3177

約数の個数: 16

約数和(自身を含む): 20455344

約数和(自身を除く): 4460219

約数列:

[1, 5, 25, 41, 125, 205, 1025, 3121, 5125, 15605, 78025, 127961, 390125, 639805, 3199025, 15995125]

約数ペア:

[(1, 15995125), (5, 3199025), (25, 639805), (41, 390125), (125, 127961), (205, 78025), (1025, 15605), (3121, 5125)]