82860440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{159347}}^1$

素因数の和:159371

約数の個数: 32

約数和(自身を含む): 200778480

約数和(自身を除く): 117918040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 159347, 318694, 637388, 796735, 1274776, 1593470, 2071511, 3186940, 4143022, 6373880, 8286044, 10357555, 16572088, 20715110, 41430220, 82860440]

約数ペア:

[(1, 82860440), (2, 41430220), (4, 20715110), (5, 16572088), (8, 10357555), (10, 8286044), (13, 6373880), (20, 4143022), (26, 3186940), (40, 2071511), (52, 1593470), (65, 1274776), (104, 796735), (130, 637388), (260, 318694), (520, 159347)]