80051320

素因数分解:

$2^3\times 5^1\times {\mathrm{1093}}^1\times {\mathrm{1831}}^1$

素因数の和:2935

約数の個数: 32

約数和(自身を含む): 180378720

約数和(自身を除く): 100327400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1093, 1831, 2186, 3662, 4372, 5465, 7324, 8744, 9155, 10930, 14648, 18310, 21860, 36620, 43720, 73240, 2001283, 4002566, 8005132, 10006415, 16010264, 20012830, 40025660, 80051320]

約数ペア:

[(1, 80051320), (2, 40025660), (4, 20012830), (5, 16010264), (8, 10006415), (10, 8005132), (20, 4002566), (40, 2001283), (1093, 73240), (1831, 43720), (2186, 36620), (3662, 21860), (4372, 18310), (5465, 14648), (7324, 10930), (8744, 9155)]