67628840

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{9341}}^1$

素因数の和:9533

約数の個数: 32

約数和(自身を含む): 153021960

約数和(自身を除く): 85393120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7240, 9341, 18682, 37364, 46705, 74728, 93410, 186820, 373640, 1690721, 3381442, 6762884, 8453605, 13525768, 16907210, 33814420, 67628840]

約数ペア:

[(1, 67628840), (2, 33814420), (4, 16907210), (5, 13525768), (8, 8453605), (10, 6762884), (20, 3381442), (40, 1690721), (181, 373640), (362, 186820), (724, 93410), (905, 74728), (1448, 46705), (1810, 37364), (3620, 18682), (7240, 9341)]