20164538675

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{52901}}^1$

素因数の和:53183

約数の個数: 24

約数和(自身を含む): 25452210240

約数和(自身を除く): 5287671565

約数列:

[1, 5, 25, 79, 193, 395, 965, 1975, 4825, 15247, 52901, 76235, 264505, 381175, 1322525, 4179179, 10209893, 20895895, 51049465, 104479475, 255247325, 806581547, 4032907735, 20164538675]

約数ペア:

[(1, 20164538675), (5, 4032907735), (25, 806581547), (79, 255247325), (193, 104479475), (395, 51049465), (965, 20895895), (1975, 10209893), (4825, 4179179), (15247, 1322525), (52901, 381175), (76235, 264505)]