20178262075

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{569}}^1\times {\mathrm{30181}}^1$

素因数の和:30807

約数の個数: 24

約数和(自身を含む): 25599165120

約数和(自身を除く): 5420903045

約数列:

[1, 5, 25, 47, 235, 569, 1175, 2845, 14225, 26743, 30181, 133715, 150905, 668575, 754525, 1418507, 7092535, 17172989, 35462675, 85864945, 429324725, 807130483, 4035652415, 20178262075]

約数ペア:

[(1, 20178262075), (5, 4035652415), (25, 807130483), (47, 429324725), (235, 85864945), (569, 35462675), (1175, 17172989), (2845, 7092535), (14225, 1418507), (26743, 754525), (30181, 668575), (133715, 150905)]