80535720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{671131}}^1$

素因数の和:671145

約数の個数: 32

約数和(自身を含む): 241607520

約数和(自身を除く): 161071800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 671131, 1342262, 2013393, 2684524, 3355655, 4026786, 5369048, 6711310, 8053572, 10066965, 13422620, 16107144, 20133930, 26845240, 40267860, 80535720]

約数ペア:

[(1, 80535720), (2, 40267860), (3, 26845240), (4, 20133930), (5, 16107144), (6, 13422620), (8, 10066965), (10, 8053572), (12, 6711310), (15, 5369048), (20, 4026786), (24, 3355655), (30, 2684524), (40, 2013393), (60, 1342262), (120, 671131)]