51449320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{607}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 125637120

約数和(自身を除く): 74187800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 163, 260, 326, 520, 607, 652, 815, 1214, 1304, 1630, 2119, 2428, 3035, 3260, 4238, 4856, 6070, 6520, 7891, 8476, 10595, 12140, 15782, 16952, 21190, 24280, 31564, 39455, 42380, 63128, 78910, 84760, 98941, 157820, 197882, 315640, 395764, 494705, 791528, 989410, 1286233, 1978820, 2572466, 3957640, 5144932, 6431165, 10289864, 12862330, 25724660, 51449320]

約数ペア:

[(1, 51449320), (2, 25724660), (4, 12862330), (5, 10289864), (8, 6431165), (10, 5144932), (13, 3957640), (20, 2572466), (26, 1978820), (40, 1286233), (52, 989410), (65, 791528), (104, 494705), (130, 395764), (163, 315640), (260, 197882), (326, 157820), (520, 98941), (607, 84760), (652, 78910), (815, 63128), (1214, 42380), (1304, 39455), (1630, 31564), (2119, 24280), (2428, 21190), (3035, 16952), (3260, 15782), (4238, 12140), (4856, 10595), (6070, 8476), (6520, 7891)]