54278185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 72737280

約数和(自身を除く): 18459095

約数列:

[1, 5, 13, 47, 65, 109, 163, 235, 545, 611, 815, 1417, 2119, 3055, 5123, 7085, 7661, 10595, 17767, 25615, 38305, 66599, 88835, 99593, 230971, 332995, 497965, 835049, 1154855, 4175245, 10855637, 54278185]

約数ペア:

[(1, 54278185), (5, 10855637), (13, 4175245), (47, 1154855), (65, 835049), (109, 497965), (163, 332995), (235, 230971), (545, 99593), (611, 88835), (815, 66599), (1417, 38305), (2119, 25615), (3055, 17767), (5123, 10595), (7085, 7661)]