65274145

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1\times {\mathrm{643}}^1$

素因数の和:984

約数の個数: 16

約数和(自身を含む): 79752960

約数和(自身を除く): 14478815

約数列:

[1, 5, 79, 257, 395, 643, 1285, 3215, 20303, 50797, 101515, 165251, 253985, 826255, 13054829, 65274145]

約数ペア:

[(1, 65274145), (5, 13054829), (79, 826255), (257, 253985), (395, 165251), (643, 101515), (1285, 50797), (3215, 20303)]