67142920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{129121}}^1$

素因数の和:129145

約数の個数: 32

約数和(自身を含む): 162693720

約数和(自身を除く): 95550800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 129121, 258242, 516484, 645605, 1032968, 1291210, 1678573, 2582420, 3357146, 5164840, 6714292, 8392865, 13428584, 16785730, 33571460, 67142920]

約数ペア:

[(1, 67142920), (2, 33571460), (4, 16785730), (5, 13428584), (8, 8392865), (10, 6714292), (13, 5164840), (20, 3357146), (26, 2582420), (40, 1678573), (52, 1291210), (65, 1032968), (104, 645605), (130, 516484), (260, 258242), (520, 129121)]