78852205

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 101391048

約数和(自身を除く): 22538843

約数列:

[1, 5, 17, 85, 197, 277, 289, 985, 1385, 1445, 3349, 4709, 16745, 23545, 54569, 56933, 80053, 272845, 284665, 400265, 927673, 4638365, 15770441, 78852205]

約数ペア:

[(1, 78852205), (5, 15770441), (17, 4638365), (85, 927673), (197, 400265), (277, 284665), (289, 272845), (985, 80053), (1385, 56933), (1445, 54569), (3349, 23545), (4709, 16745)]