78668360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103511}}^1$

素因数の和:103541

約数の個数: 32

約数和(自身を含む): 186321600

約数和(自身を除く): 107653240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 103511, 207022, 414044, 517555, 828088, 1035110, 1966709, 2070220, 3933418, 4140440, 7866836, 9833545, 15733672, 19667090, 39334180, 78668360]

約数ペア:

[(1, 78668360), (2, 39334180), (4, 19667090), (5, 15733672), (8, 9833545), (10, 7866836), (19, 4140440), (20, 3933418), (38, 2070220), (40, 1966709), (76, 1035110), (95, 828088), (152, 517555), (190, 414044), (380, 207022), (760, 103511)]