25724660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{607}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 58630656

約数和(自身を除く): 32905996

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 163, 260, 326, 607, 652, 815, 1214, 1630, 2119, 2428, 3035, 3260, 4238, 6070, 7891, 8476, 10595, 12140, 15782, 21190, 31564, 39455, 42380, 78910, 98941, 157820, 197882, 395764, 494705, 989410, 1286233, 1978820, 2572466, 5144932, 6431165, 12862330, 25724660]

約数ペア:

[(1, 25724660), (2, 12862330), (4, 6431165), (5, 5144932), (10, 2572466), (13, 1978820), (20, 1286233), (26, 989410), (52, 494705), (65, 395764), (130, 197882), (163, 157820), (260, 98941), (326, 78910), (607, 42380), (652, 39455), (815, 31564), (1214, 21190), (1630, 15782), (2119, 12140), (2428, 10595), (3035, 8476), (3260, 7891), (4238, 6070)]