68330840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89909}}^1$

素因数の和:89939

約数の個数: 32

約数和(自身を含む): 161838000

約数和(自身を除く): 93507160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 89909, 179818, 359636, 449545, 719272, 899090, 1708271, 1798180, 3416542, 3596360, 6833084, 8541355, 13666168, 17082710, 34165420, 68330840]

約数ペア:

[(1, 68330840), (2, 34165420), (4, 17082710), (5, 13666168), (8, 8541355), (10, 6833084), (19, 3596360), (20, 3416542), (38, 1798180), (40, 1708271), (76, 899090), (95, 719272), (152, 449545), (190, 359636), (380, 179818), (760, 89909)]