61826440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{118897}}^1$

素因数の和:118921

約数の個数: 32

約数和(自身を含む): 149811480

約数和(自身を除く): 87985040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 118897, 237794, 475588, 594485, 951176, 1188970, 1545661, 2377940, 3091322, 4755880, 6182644, 7728305, 12365288, 15456610, 30913220, 61826440]

約数ペア:

[(1, 61826440), (2, 30913220), (4, 15456610), (5, 12365288), (8, 7728305), (10, 6182644), (13, 4755880), (20, 3091322), (26, 2377940), (40, 1545661), (52, 1188970), (65, 951176), (104, 594485), (130, 475588), (260, 237794), (520, 118897)]