25911145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 10013975

約数列:

[1, 5, 13, 17, 65, 85, 131, 179, 221, 655, 895, 1105, 1703, 2227, 2327, 3043, 8515, 11135, 11635, 15215, 23449, 28951, 39559, 117245, 144755, 197795, 304837, 398633, 1524185, 1993165, 5182229, 25911145]

約数ペア:

[(1, 25911145), (5, 5182229), (13, 1993165), (17, 1524185), (65, 398633), (85, 304837), (131, 197795), (179, 144755), (221, 117245), (655, 39559), (895, 28951), (1105, 23449), (1703, 15215), (2227, 11635), (2327, 11135), (3043, 8515)]